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Constitutional Penetration: Towards a Relational Jurisprudence of Institutional Power in the Modern Corporation

Abstract

Corporate law distributes legal power among distinct institutional actors. The constitution of the company determines the respective spheres within which directors, shareholders and other corporate participants exercise legally recognised powers. Yet disputes concerning corporate power are frequently expressed through broader concepts of control, ownership, dilution or management authority that do not identify the institutional relationship affected by the exercise of a particular power.

This paper develops Constitutional Penetration as a relational jurisprudential framework for analysing that problem. The preceding paper, Constitutional Depth: A Jurisprudence of Institutional Penetration in Corporate Legal Power, asked where the exercise of a legally constituted power operates within the institutional architecture of the corporation, and used 'penetration' to describe how far that reach extends.[1] The present paper develops that analysis relationally. Constitutional Penetration, in the sense used here, asks what distinct institutional relationship the exercise enters when its reach encounters another legally constituted power or entitlement. Depth therefore concerns institutional location; Penetration concerns institutional interaction.

The analysis distinguishes the existence of a legal power from its institutional efficacy under the applicable decision rules. It distinguishes constitutional effect from constitutional penetration, and penetration from constitutional displacement, which describes a material alteration in the legally mediated efficacy of another power or entitlement. Constitutional insulation describes the legal mechanisms governing the forms of intervention through which such an alteration may occur.

The principal case study is the Privy Council's decision in Tianrui (International) Holding Company Ltd v China Shanshui Cement Group Ltd.[2] On assumed facts, the exercise of directors' powers to issue convertible bonds and allot shares reduced a shareholder's holding below the level at which it could block a special resolution. The Board held that a shareholder whose holding is diluted by an improper allotment has a personal claim against the company, founding that claim on the corporate contract constituted by the memorandum and articles, while confirming that a proper issue may legitimately alter the balance of voting power. Tianrui concerned Cayman Islands company law and is not binding authority in England. Its significance here is jurisprudential. It is examined alongside Automatic Self-Cleansing Filter Syndicate Co Ltd v Cuninghame, Howard Smith Ltd v Ampol Petroleum Ltd, Eclairs Group Ltd v JKX Oil & Gas plc, White v Bristol Aeroplane Co Ltd, Carruth v Imperial Chemical Industries Ltd, Greenhalgh v Arderne Cinemas Ltd, Hogg v Cramphorn Ltd and Bamford v Bamford, and against the later Singapore decision in Nanyang Commercial Management Pte Ltd v Matex International Ltd, which reached a comparable factual position through a different doctrinal route.

The paper does not claim that the courts have failed to recognise the constituent phenomena. Existing doctrine already distinguishes the existence of a power from its exercise, a right from its enjoyment, and one institutional sphere of authority from another. The proposed contribution is narrower: a cross-doctrinal framework identifying the common relational architecture through which one institutional power may affect the conditions under which another power or entitlement operates. Constitutional Penetration is not proposed as a doctrine of company law or as a new category of jural relation. Hohfeldian analysis can identify the relevant legal positions; company law determines their legal consequences; Constitutional Penetration identifies the institutional interaction between them.

The framework asks:

What legal power is being exercised; what institutional relationship does it reach; what legally mediated efficacy does the exercise affect; what mechanisms insulate that relationship; and what consequence does the applicable doctrine attach to the interaction?

1. Introduction: From Allocation to Interaction

Corporate law is structured through allocations of legal power. The company possesses legal personality distinct from its members. Its constitution establishes the mechanisms through which corporate decisions are made. Depending upon the constitution and the applicable statute, some powers are vested in directors, some are reserved to shareholders in general meeting, and some are distributed between them through procedures, thresholds and corrective mechanisms.

The existence of these separate powers is not controversial. The difficulty arises when the exercise of one affects the operation of another. A board may possess a power to allot shares. Shareholders possess voting rights attached to their shares. An allotment may alter the relative voting power of existing shareholders, so that a shareholder loses the capacity to block a special resolution without the board ever possessing the shareholder's vote.

The event is therefore more complicated than a transfer of power. One institutional actor exercises one power. The exercise changes the conditions under which another institutional actor exercises another. That relationship is the subject of this paper.

The Board in Tianrui described the phenomenon in terms close to these. It observed that an allotment can alter the balance of voting power between shareholders, and it located the harm to the shareholder in that alteration.[3] The paper's contribution is to give the relationship a name, to distinguish its stages, and to ask how several doctrines that are ordinarily studied separately regulate it.

The central analytical sequence is:

Power → Exercise → Reach → Penetration → Displacement → Insulation → Legal consequence

The sequence is not a replacement for positive law. It is a method of organising questions that existing doctrines answer through different rules. The framework describes institutional relationships; positive law determines their legal consequences.

2. From Constitutional Depth to Constitutional Penetration

The preceding paper treated penetration as an aspect of depth. Constitutional Depth is the structural relation between a Hohfeldian legal power and the institutional rule-system through which corporate authority is constituted, allocated, exercised, constrained, adjudicated and altered. It asks where the exercise of a power takes effect: at the level of primary decision, institutional allocation, rule-change or adjudication.[4] The programme of which it forms part begins with the Hybrid Theory of the corporate form, which identifies the differentiated allocation of title, membership interests, managerial authority and residual governance powers,[5] and continues through the analysis of shareholder authority.[6]

The present paper asks a different question of the same architecture. The earlier paper used 'penetration' in a structural sense: the extent to which a power reaches rules constituting or determining subsequent authority, while 'depth' identified the position of the affected rule within the institutional structure. It did not treat penetration as a relation between two powers. In this paper the structural conception is developed relationally, and penetration is specified as a relation between a source power and a distinct target institutional position. The earlier concept concerned how far a power reaches; the present concept concerns what constitutional relationship that reach encounters. The two uses are related but not identical. The distinction is between institutional location and institutional interaction, and it is why Penetration is a relational development of Depth and not a subsection of it.

Tianrui shows the difference. The allotment power can be located within the rule-system, and the reach of its exercise described, in the terms of the earlier paper. That description does not identify what the reach encountered. What it encountered was a distinct position, a shareholder's holding, whose capacity to block a special resolution depended on the proportion of the votes it represented. The question in the case concerns that relation, between the allotment power and the voting position, and it is not answered by describing how far the allotment reached.

The paper also sits within the literature on corporate constitutionalism, which treats the corporate constitution as an instrument that creates and entrenches power between directors and shareholders.[7] Comparative work extends corporate constitutionalism beyond the American setting.[8] That literature supplies the premise that the corporation is an institutional architecture and not a collection of bilateral rights. The literature reviewed for this paper does not name the relational phenomenon examined here, and the paper's claim is confined to that gap.

Two features of the earlier framework carry over. First, depth is not a measure of importance, economic magnitude or voting strength; penetration likewise does not mean greater power. It means relational entry. Secondly, the earlier paper's rule of attribution governs the analysis here. Where a corporate decision is produced by aggregated votes, the legal effect ordinarily belongs to the constituted organ whose resolution produces it, and the individual vote contributes to the formation of that act. The sequence is:

individual participation → aggregation rule → constituted organ → institutional act → juridical effect

The earlier paper also recognises that an individual's act may be independently operative, and lists an individually held blocking right among its examples. A holding above the 25 per cent threshold is a position of that kind, but its efficacy is generated by the aggregation rule: it is the capacity of the individual holding to determine whether the organ's act can come into being. When the number of shares in issue changes, the individual participation is unchanged and the aggregation rule is unchanged, but the capacity the rule confers on that participation is not.

3. Allocation, Efficacy and Thresholds

3.1 Constitutional allocation

A corporation does not operate through an undifferentiated pool of power. Its constitution and the applicable statute allocate decision-making capacities among organs and members. Section 17 of the Companies Act 2006 identifies the company's constitution by reference to the articles and specified resolutions and agreements, and s 33 gives the constitution binding effect between the company and its members.[9] The juridical character of that relationship is contested: it has been analysed as an ordinary contract, a statutory institution, a governance instrument, and an historically distinctive covenant with proprietary consequences for insider rights.[10] The framework does not depend on resolving that controversy.

The term 'constitutional' is used in a specific and bounded sense. It refers to the legally constituted allocation and operation of authority within the corporate institution: the rules determining who may exercise corporate authority, what capacity that actor possesses, the conditions under which that capacity becomes legally effective, and the lawful mechanisms through which the allocation may be altered or reviewed. It does not assume that every governance relationship is contained in the articles, and it does not use 'constitutional' in the public-law sense. Company law operates alongside contract, regulation, financing arrangements and informal governance, and the framework concerns the constitutional layer of that wider system.

3.2 Institutional efficacy

The framework requires a concept for what changes when the affected actor retains its legal power. Institutional efficacy refers to:

the capacity of a legal power or entitlement, under the applicable decision rules and constitutional conditions, to produce the legal consequences that attach to its exercise.[11]

Legal existence concerns whether the power or entitlement exists. Institutional efficacy concerns what it can produce under the decision rules. A shareholder's vote remains a vote when the shareholder's proportion changes, but what the vote can achieve depends on rules located elsewhere. Institutional efficacy is therefore legally mediated efficacy. That a shareholder holds fewer shares is not, by itself, the institutional proposition; the proposition arises because a decision rule attaches a consequence to the proportion of votes held.

The Board in Tianrui stated the point directly. A shareholder's active power, it said, is critically dependent on the proportion its shares bear to the whole; a holding above 25 per cent confers 'negative control' through the ability to block steps requiring a special resolution; and the appeal was concerned with detriment to a shareholder's ability to exercise the proportionate voting power attached to its shares.[12] The decision rule in the case was the requirement of not less than 75 per cent of the votes for a special resolution.[13]

Efficacy is not a separate legal right. A shareholder has no freestanding entitlement to remain above a percentage: the Board was explicit that it is no part of the corporate contract that a holding will not be diluted.[14] The legal interest protected in Tianrui was the shareholder's interest in the proper exercise of the allotment power, and displacement is the description of the harm that interest is invoked to redress.

This distinction is not new to company law. The class-rights cases distinguish an alteration of the rights attached to shares from an alteration in their enjoyment, value or practical effect. White v Bristol Aeroplane Co Ltd is close to the present problem because the proposed increase in capital would alter the practical voting position of existing preference stockholders without altering the rights attached to their stock. The Court of Appeal distinguished between an alteration of the rights themselves and an alteration of their enjoyment or of the holders' capacity to turn them to account.[15] The framework does not claim to discover the distinction. Its claim is that the distinction can be generalised across different forms of institutional power.

3.3 Position, rule and efficacy

The consequence produced by an institutional position depends on two things: the position itself (for a shareholder, the proportion of the votes attached to its holding) and the decision rule to which the position is applied (for a special resolution, a majority of not less than 75 per cent). Writing C for the legal consequence, P for the position and R for the rule:

C = f(P, R)

The notation is an illustration, not a model. It makes visible a distinction that the paper depends on: the rule may be unchanged while the input to the rule changes. Three kinds of change can then be distinguished by what changed. In rule alteration the rule itself changes (R becomes R′), for example where the articles are altered to change a required majority. In position alteration the rule is unchanged and the participant's position changes (P becomes P′), for example where a holding of 28 per cent becomes a holding of 22 per cent. In substitution an actor other than the holder of the position exercises the power. Efficacy displacement is not a fourth item on that list. It is what may follow from a change of position under an unchanged rule: the formal content of the position (one vote per share) is the same, but f(P′, R) is not f(P, R).

Rule alteration can also change efficacy, but it is governed by different doctrine: the procedures and good-faith constraints on alteration of the articles, of which the second Greenhalgh decision is the classic statement. Position alteration by the exercise of another actor's power is governed by the doctrines that regulate that power, of which proper purpose is the principal example. In Tianrui the rules governing special resolutions were not amended. The 75 per cent requirement stood; what changed was the shareholder's position within it.

3.4 Thresholds

Efficacy is most visible where institutional power is structured through thresholds. A threshold is not merely a number. It is a point at which a decision rule changes the legal consequence attached to an institutional position, and crossing it may change what an actor is legally capable of achieving without changing the formal content of the underlying right. The relevant question is whether an exercise altered a numerical position or altered the institutional consequence attached to it. Institutional significance is not necessarily proportional to numerical magnitude, and corporate constitutional power is frequently discontinuous where economic ownership is continuous. A shareholder moving from 24.9 to 25.1 per cent undergoes no change in the content of its votes, yet the consequence the decision rule attaches to its position may change entirely.

Thresholds take many forms: special-resolution majorities, class-consent requirements, quorum, appointment and removal thresholds, statutory approval requirements and, in listed companies, regulatory thresholds. Nanyang illustrates the last. There the subscriptions were sized at 14.88 and 14.06 per cent, just below the 15 per cent level at which the listing rules required shareholder approval, and the court treated the sizing as having neutered the claimant's ability to use its voting stake to halt the issue.[16] The threshold in that case operated as a gate to a channel of shareholder decision, and the issue was structured to avoid it. The observation is analytical: it does not assert that every threshold crossing attracts legal protection.

4. Reach, Penetration and Displacement

4.1 Reach

A power has an immediate juridical object. The power to allot shares concerns the creation and allotment of shares; the power to remove a director concerns the composition of the board; the power to amend articles concerns the governing rules. The institutional consequences of an exercise may extend beyond that object. That extension is constitutional reach. Reach concerns the field of consequence; it does not establish that the exercise has entered another constitutional relationship.

4.2 Penetration

Constitutional Penetration is a relational category. It describes the relation between two distinct institutional positions: a source, whose power is exercised, and a target, a distinct power or entitlement whose conditions of operation the exercise engages, alters or conditions. It is not a form of causal extension, and it is not another word for effect.

Reach, the consequences of the source exercise, is a precondition; penetration names the relationship between the positions that the consequences connect. The concept has four elements:

• a source: a legally constituted power capable of being exercised;
• a distinct target: another legally constituted power, authority or entitlement held by a different actor or in a different capacity;
• a constitutionally significant relationship between them, that is, one forming part of the legally constituted allocation or operation of corporate authority, rights or decision-making capacity; and
• engagement of the target's conditions of operation: the exercise must affect the conditions under which the target power or entitlement operates.

The fourth element separates penetration from ordinary corporate consequence. A commercial transaction may reduce a shareholder's economic value without affecting any constitutional power; a dividend affects the value of a share; a change in market conditions alters the value of voting rights without changing their legal content.

Economic effect is not necessarily constitutional effect, and constitutional effect is not necessarily penetration. The question is not whether a decision affected another participant but which source position reached which target position, through what mechanism, and with what effect on the conditions in which the target operates.

4.3 Displacement

Displacement is the further case in which the interaction changes the efficacy of the affected position. In this paper it always means displacement of efficacy. It does not mean displacement of a legal entitlement or power, which is the case of substitution. It is defined as follows:

Constitutional displacement occurs where the exercise of one institutional power materially alters the legally mediated efficacy of another institutional power or entitlement without necessarily extinguishing, transferring or directly exercising that underlying power or entitlement.

'Materially' has a determinate meaning: the exercise changes the consequence that the applicable decision rule attaches to the affected position. Displacement does not mean that one legal power replaces another. It is an intermediate category between direct substitution, where one actor purports to exercise a power allocated to another, and legally irrelevant consequence. The board does not acquire the shareholder's vote. It may nevertheless possess a power whose exercise alters the conditions under which that vote can produce its legally significant consequence. That is the central institutional phenomenon.

The concepts are not synonyms, and the distinctions can be shown by negative cases. An exercise may penetrate a relationship without displacing anything: a proper share issue that dilutes every shareholder proportionally leaves each position's efficacy under the decision rules unchanged. An exercise may displace lawfully: a valid alteration of the articles, or a proper issue of shares for capital that incidentally removes a shareholder's negative control, alters efficacy through an authorised channel. And an exercise may extinguish rather than displace: a valid removal of a director terminates the office, and is better described as direct institutional alteration than as displacement in the present sense.

Displacement identifies a juridical phenomenon without determining whether it is lawful. Its legal significance lies in the rule that governs the relationship, and in Tianrui that rule was the constraint on the exercise of the allotment power, enforceable by the shareholder through the corporate contract.

5. The Direction of Penetration

Penetration is relational and directional. It can be represented through four variables:

Source → Target → Mechanism → Effect

For example:

board allotment power → shareholder voting position → dilution → reduced capacity to block a special resolution

board power over voting rights → shareholder voting entitlement → restriction → impaired participation

shareholder removal power → board composition → removal → alteration of managerial personnel

class consent right → proposed constitutional alteration → withholding of consent → prevention of institutional change

These examples are not legally equivalent. Their value lies in showing that a common grammar can describe different institutional relationships without claiming that the same rule governs each. Nor is the direction necessarily vertical. In Tianrui the assumed facts involve both directions at once: the board's issue of bonds and shares, and a resolution of the majority shareholders mandating the allotment.[17] The framework does not assume that penetration runs from board to shareholder.

The relations can be set out as a typology. It is illustrative and not exhaustive.

A typology of constitutional penetration

The relations identified by the framework are illustrative rather than exhaustive. They can be expressed through a common sequence of source, target, mechanism, effect and governing doctrine.

1. Board allotment power → shareholder voting efficacy.
   The mechanism is dilution. The relevant effect is a reduction in the shareholder's capacity to satisfy or block a voting threshold. The principal governing doctrines are the proper-purpose rule, applicable statutory pre-emption requirements, and, where relevant, the corporate contract. Howard Smith and Tianrui illustrate the relationship.
2. Board power over voting rights → shareholder voting entitlement.
   Here the mechanism is a restriction on voting rights, with the effect of impairing the shareholder's participation in corporate decision-making. The principal governing doctrine is proper purpose, as illustrated by Eclairs Group Ltd v JKX Oil & Gas plc.
3. Shareholder ordinary resolution → board management power.
   The mechanism is an attempted direction of management. The effect is none where the constitutional allocation of management authority insulates the board from that form of intervention: the shareholder resolution is ineffective. The relevant doctrine is the allocation of corporate powers, illustrated by Automatic Self-Cleansing Filter Syndicate Co Ltd v Cuninghame. The authorised channel supplied by the Model Articles, including the power of shareholders by special resolution to direct the directors in specified circumstances, demonstrates that insulation is not immunity from alteration but protection against an unauthorised mode of intervention.
4. Alteration of articles by special resolution → position of other shareholders.
   The mechanism is rule alteration. The effect may be to change the future efficacy of existing shareholder positions without necessarily altering the formal content of the underlying rights. The governing doctrines concern the validity of constitutional alteration and the good-faith requirement, illustrated by Greenhalgh v Arderne Cinemas Ltd.
5. Class consent right → proposed constitutional alteration.
   The mechanism is withholding of consent. Its effect is to prevent the proposed alteration from taking effect where the relevant class-consent requirement has not been satisfied. The governing body of doctrine is the class-rights regime, illustrated by White v Bristol Aeroplane Co Ltd and Carruth v Imperial Chemical Industries Ltd.
6. Shareholder ratification → prior board exercise.
   The mechanism is retrospective approval. Its effect is corrective: subject to the applicable limits, the competent corporate organ may ratify an earlier exercise of power. The relevant doctrine is ratification, illustrated by Hogg v Cramphorn Ltd and Bamford v Bamford, and reflected in the restrictions imposed by s 239 of the Companies Act 2006.
7. Shareholder removal power → board composition.
   The mechanism is removal from office. Its effect is the termination of the relevant director's office rather than displacement, in the sense used in this paper, of the efficacy of an underlying power. The governing rules are the applicable statutory and constitutional removal procedures.

The third row shows that the framework is not a theory of board interference with shareholder power. Applied in the direction from shareholder to board, the sequence runs as follows. The power is the shareholders' power to pass an ordinary resolution. The exercise is an attempt to direct management. The reach extends into the sphere of board authority. The exercise penetrates the constitutional allocation of management power.

There is no displacement, because the allocation insulates the board against that channel of intervention, and the legal consequence is that the resolution is ineffective. The same shareholders can achieve the result through the authorised channel of a special resolution under article 4. The example shows penetration without displacement, and insulation operating as channel and not as immunity. Bottomley's analysis of shareholder-initiated resolutions in Australian law distinguishes usurping, instructing and advisory resolutions and re-examines the application of Automatic Self-Cleansing to each; it is a detailed treatment of this direction of the relationship.[18]

6. Tianrui: The Principal Case Study

6.1 The case

Tianrui held 28.16 per cent of the shares in China Shanshui Cement Group Ltd, a Cayman Islands company listed in Hong Kong. Following a reconstitution of the board, the company issued convertible bonds in two tranches, accelerated their conversion at a reduced price, and issued new shares under a mandate approved by a majority of shareholders at an extraordinary general meeting. The issue restored the company's public float to 25 per cent, which the exchange required to avoid delisting. Tianrui alleged that the transactions were an undisclosed concert by two other shareholders to take control, and that their purpose was to dilute its holding to below 25 per cent (in fact 21.85 per cent) so that it could no longer block special resolutions.[19]

The appeal came before the Board after a successful strike-out application. The Board decided it on assumed facts which might not be established at trial.[20] This paper likewise does not treat improper purpose as established. Its analytical propositions are conditional: if the assumed purpose were proved, the exercise would be an instance of a board power reaching the constitutional position of a shareholder and altering the efficacy of its voting position.

The Board held that a shareholder has a right of action against the company to challenge an allotment made for an improper purpose where the allotment causes it detriment.[21] Its reasoning proceeded from the corporate contract constituted by the memorandum and articles. The power to allot is conferred on directors as fiduciaries, and the constraint that it be exercised for proper purposes is as much part of the corporate contract as if written into the articles; the shareholder's harm is the adverse alteration in the balance of power between shareholders, and it is actionable because the impropriety contravenes the corporate contract even though the fiduciary duty breached is not owed to the shareholder.[22]

The Board also recognised the other side of the distinction. The proper purposes of an allotment include raising capital, and no part of them includes deliberately altering the balance of power between shareholders, but an allotment will frequently have that effect incidentally. It is no part of the corporate contract that a holding will not be diluted.[23] The legal question therefore concerns the manner and purpose of the exercise, not the fact of dilution.

6.2 Reconstruction through the framework

Power

The directors' power to allot and issue shares, conferred by the articles and exercised as a fiduciary power.

Exercise

The issue of bonds, their conversion and the allotment of shares, considered on the assumed facts concerning purpose.

Reach

Alteration of the relative shareholdings and voting positions of existing shareholders.

Penetration

Entry into the constitutional relationship governing shareholder voting power and the board's authority to issue shares.

Displacement

Potential alteration of Tianrui's institutional efficacy in exercising negative control because its holding fell below the level at which it could prevent a special resolution. The displacement was not the loss of its formal vote but a reduction in the legally mediated efficacy of that vote.

Insulation

The proper-purpose constraint on the directors' power, enforceable through the corporate contract, subject to the limits on ratification considered below.

Legal consequence

The recognition, on the assumed facts, of a personal claim against the company for a declaration that the exercise was invalid.

The reconstruction does not turn Tianrui into English law, nor the analytical categories into judicial rules. It separates the constituent relationships that the judgment brought together.

Tianrui is not evidence that the law recognises Constitutional Penetration. It is a clear instance from which the proposed relational structure can be abstracted.

6.3 Phenomenon, doctrine and remedy

Tianrui is especially useful because three questions can be distinguished. The institutional phenomenon is that a board power altered the conditions under which a shareholder's voting position operates. The doctrinal question is whether the exercise fell within the purposes for which the power was conferred. The remedial question is what claim, personal or corporate, follows if it did not. The Board's treatment of the second and third shows why they must be kept apart from the first. On the second, the existence of displacement does not itself establish improper purpose. On the third, the directors' duty is owed to the company, and the Board's route to a personal claim was the corporate contract, not the duty.[24] Penetration therefore does not convert a duty owed to the company into a personal right. It identifies the relationship in which the legal question arises.

7. The Doctrines That Regulate Penetration

The authorities are organised here by the mechanism each supplies, so that they serve as evidence for the framework and not as a list of cases beside it.

7.1 Allocation and insulation: Automatic Self-Cleansing

Automatic Self-Cleansing Filter Syndicate Co Ltd v Cuninghame is best understood as a case of constitutional insulation.[25] Where management authority is vested in the directors, shareholders cannot exercise it through an ordinary resolution contrary to the allocation. The case does not show that shareholders are powerless; it shows that intervention must occur through the legally authorised channel. The Model Articles illustrate the same principle: article 4 permits shareholders, subject to its terms, to direct directors by special resolution.[26]

Insulation therefore does not mean immunity from change. A shareholder's voting position may be altered by a legitimate issue; a director may be removed by a valid resolution; articles may be amended; class rights may be varied through an authorised procedure. The question is: through what legal channel may the position change, by whom, and against what form of intervention is it protected? Insulation is channel-dependent. It protects an allocation against unauthorised modes of alteration, not necessarily against all alteration, and it draws the line between alteration through the authorised constitutional channel and alteration achieved indirectly through a power conferred for another purpose. That line is where insulation meets proper purpose.

Insulation is not a single mechanism, and the concept would be a catch-all if it were treated as one. The mechanisms can be divided by the question each answers: allocation (who holds the power); procedure (what channel must be followed); purpose (for what ends the power may be used); consent (whose approval is required); and correction (whether a defective exercise can be cured). Remedy, that is, who may challenge an exercise and how, belongs to the last stage of the sequence, legal consequence, and not to insulation. Automatic Self-Cleansing is a case of allocation; Nanyang, considered below, is a case of procedure; Howard Smith and Eclairs are cases of purpose; class-consent requirements are consent mechanisms; and ratification is correction.

7.2 Purpose: Howard Smith and Eclairs

In Howard Smith Ltd v Ampol Petroleum Ltd the directors had power to issue shares; the problem was the purpose for which it was exercised.[27] Lord Wilberforce's reasoning is institutional in character: it would be unconstitutional for directors to use their fiduciary powers over shares purely to destroy an existing majority or create a new one, because that interferes with an element of the company's constitution 'separate from and set against their powers'.[28] The case establishes that possession of a power does not entail proper exercise of it.

Eclairs Group Ltd v JKX Oil & Gas plc situated the proper-purpose rule in s 171(b) of the Companies Act 2006 and showed that the purpose of a power is identified by reference to its source and function.[29] That corresponds to the framework's first question about a power: what institutional field it occupies. In Eclairs the exercise of a board power restricted shareholders' voting rights directly; in Tianrui it altered the conditions under which voting power operated. The juridical mechanisms differ and the relational structure is comparable, which is why penetration should not be defined by a doctrinal mechanism such as share allotment.

Proper purpose and penetration must not be conflated. Proper purpose asks a doctrinal question: for what purpose was the power exercised? Penetration asks an architectural one: what constitutional relationship did the exercise reach? The sequence preserves the independence of the doctrine: power, source, institutional function, purpose, reach, relationship, legal consequence. Penetration does not establish improper purpose, and improper purpose does not itself establish a personal claim.

7.3 Rights and effect: White, Carruth and Greenhalgh

The class-rights authorities supply the doctrinal ancestry of the distinction between a right and its efficacy. In White the Court of Appeal distinguished the rights attached to preference stock from the holders' enjoyment of them and capacity to make them effective, and held that a capital transaction affecting the latter did not vary the former. Carruth belongs to the same family of authorities distinguishing the content of a right from consequences affecting the circumstances of its enjoyment.

Greenhalgh v Arderne Cinemas Ltd comprises two reported decisions: one concerning a subdivision of shares that altered the distribution of voting power while the formal right of one vote per share remained, and one concerning an alteration of the articles governing transfers, assessed by reference to whether the resolution was passed bona fide for the benefit of the company as a whole.[30] Both are relevant. The first is close to the present theme, since it shows a profound change in institutional position that the law does not classify as a change in the underlying right. The second shows that a constitutional alteration may affect the position of other shareholders lawfully where it is made through the authorised channel and is subject to the constraint of good faith.

Greenhalgh is a comparative illustration of the framework's level of description. Existing doctrine resolves the dispute without the vocabulary of penetration, and the framework does not claim that any result would differ. It does identify a relational feature that the class-rights question does not address: that a constitutional act elsewhere in the structure changed the conditions under which an existing entitlement operates, and that this feature recurs when the source of the change is a board's allotment power and not a shareholder resolution. A framework need not change the result of a case in order to illuminate the structure through which doctrine operates, but if it could not identify that structure consistently across cases its explanatory value would be weak. That is the test to which the remaining authorities put it.

7.4 Ratification and correction: Hogg, Bamford and Tianrui

Ratification is the corrective side of insulation. In Hogg v Cramphorn Ltd the allotment was ratified at a general meeting held after judgment, in an adjournment granted for the purpose, at which no votes were cast in respect of the contested shares; in Bamford v Bamford it was ratified shortly after the writ, and the allotted shares were not voted.[31] The corrective decision therefore did not depend on the votes attached to the impugned allotment. That is an analytically useful feature: the institution competent to address the exercise may possess a corrective power even though the exercise altered the distribution of voting efficacy. Section 239 of the Companies Act 2006 expresses a related principle by disregarding the votes of the director concerned and of connected members.[32]

Tianrui itself addresses the relationship between correction and personal claims. The theoretical possibility of ratification does not defeat a shareholder's claim; it makes the claim defeasible, and a court may stay a claim to see whether ratification occurs. Ratification is itself constrained by the equitable principle against oppression of a minority, and the Board cited Greenhalgh for that constraint. On the assumed facts, ratification by the majority was itself vitiated by the intent to oppress Tianrui.[33] The corrective channel is therefore not unconditional. Ratification is better described as institutional correction than as repair, because it does not necessarily restore the previous institutional state, and its legal function depends on the applicable statutory, fiduciary and constitutional limits.

7.5 English statutory insulation

English law regulates allotment through a statutory architecture. Sections 549 to 551 of the Companies Act 2006 govern directors' authority to allot; s 561 confers pre-emption rights in relation to allotments of equity securities for cash; and s 567 permits disapplication in specified private-company circumstances.[34] The qualification 'for cash' matters: s 561 is not a general prohibition on every allotment that affects voting power, and the statutory conditions, exceptions and exclusions must be identified first.

These provisions matter because they may prevent a proposed transaction from reaching the question presented in Tianrui. An English allotment may engage statutory controls before proper purpose or standing arises; an allotment outside the pre-emption regime, for non-cash consideration or in a private company where pre-emption has been disapplied, raises different questions. The same phenomenon may therefore be mediated by different legal architectures: board power, dilution, altered efficacy, regulated in one jurisdiction by pre-emption, in another by proper purpose and the corporate contract, and in another by express constitutional terms. That is one reason Tianrui cannot be transplanted into English law, and it is the comparative lesson of the next section.

8. Tianrui After Tianrui

The subsequent treatment of Tianrui shows why the framework should not be presented as settled doctrine, and why it does not depend on the acceptance of Tianrui's remedial reasoning.

In Nanyang Commercial Management Pte Ltd v Matex International Ltd the largest shareholder, holding 29.86 per cent, requisitioned a meeting to remove two executive directors; four days later the company agreed to issue shares that would have reduced its holding to 21.22 per cent. The claimant applied for an injunction on two grounds: improper purpose, and non-compliance of the board's sanction with the constitution. The court held that the improper-purpose ground raised disputes of fact unsuitable for the originating-application procedure, and that the second ground was made out: the paper board resolution lacked the majority the articles required, and the board meeting that followed lacked a quorum.[35] Had the application not been discontinued on settlement, an injunction would have been granted restraining completion unless the issue were approved by a compliant board resolution or by the shareholders in general meeting.[36]

The court's treatment of Tianrui is precise. It accepted that members have standing to restrain violations of the express terms of the constitution. It declined to imply a term that the allotment power must be exercised in accordance with fiduciary duties, holding that necessity was not shown given the existing remedies, and it expressed caution about permitting personal actions for what are in essence corporate wrongs. It stated that it need not decide whether Tianrui should be applied.[37] The decision is therefore not a rejection of Tianrui. Its scholarly context includes the observation that adopting Tianrui in Singapore could reshape the landscape of shareholder litigation.[38]

Nanyang shows the phenomenon and the doctrinal mechanism coming apart. The same institutional interaction (a board's issue of shares altering a large shareholder's voting position at a pivotal moment) was addressed in Singapore through breach of express constitutional procedure, in the Cayman Islands through an implied term of the corporate contract, and in England through a combination of statutory pre-emption, the s 171 duty and unfair-prejudice or derivative routes. It also illustrates channel-dependent insulation in the plainest form: the decisive point was that the power was exercised through a channel that did not comply with the constitution. The court's own analysis of the claimant's injury emphasised the dilution from 29.86 to 21.22 per cent, and the sizing of the allotments below the listing-rule approval threshold.[39]

Koh's analysis of Tianrui identifies standing as the issue the Board addressed directly and considers its implications for the United Kingdom and other common-law jurisdictions.[40] The methodological proposition for present purposes is simple: the existence of penetration does not depend on acceptance of Tianrui's remedial reasoning. Constitutional Penetration concerns the institutional relationship; positive law determines the legal mechanism governing it.

9. Theoretical Positioning

9.1 Hohfeld, Hart and second-order powers

A jurisprudence of corporate power must confront Hohfeld. His framework distinguishes rights, privileges, powers and immunities, and their correlatives and opposites.[41] Constitutional Penetration is neither a replacement for Hohfeld nor an additional Hohfeldian category. The difference lies in the level of analysis. Hohfeld provides a grammar for identifying juridical relations between legal positions. The framework asks how the exercise of one institutionally allocated power affects the conditions under which another institutionally allocated position operates. Hohfeld can identify the shareholder's voting right and the directors' allotment power; the framework asks what happens to the operative efficacy of the former when the latter is exercised. The same qualification applies to Hart's secondary rules and to theories of second-order powers, which explain how legal systems constitute, allocate and modify powers, whereas the present question is how powers interact once allocated.[42]

A precise account of displacement is required at this point. An allotment does change a legal relation: it alters the shareholder's proportionate interest in the company. The loss of the capacity to block a special resolution follows from that change only through the decision rule which attaches a legal consequence to a given proportion of the votes. Displacement is therefore best understood as a juridical effect mediated by a decision rule. It is neither a change in the formal existence of the voting right nor a purely factual consequence, and it becomes visible only when the analysis proceeds beyond the immediate juridical relation to the rules through which the affected position produces its consequences. Insulation, in Hohfeldian terms, may resemble the institutional counterpart of immunity and disability: it describes the conditions under which a position is not liable to alteration by a particular power. The framework does not claim that insulation differs in kind from immunity. It adds that in the corporate setting protection is typically structured by allocation, channel and purpose, and not attached to a single isolated position.

Institutional theories of law provide a further point of contact. Such theories, of which MacCormick and Weinberger's is a leading example, analyse legal order as composed of institutions whose rules confer, regulate and terminate legal positions.[43] The framework borrows from that tradition only the proposition that legal powers operate within institutional arrangements; nothing in the argument depends on adopting any particular institutional theory.

9.2 Altering rules

The framework intersects with scholarship on altering rules, which examines the mechanisms through which governance rules may be changed and who is bound by the change.[44] Corporate constitutions contain rules allocating institutional power, rules governing its exercise, and rules governing alteration of the allocation itself. Insulation is particularly visible at the third level. A shareholder may not alter the board's authority by exercising a power allocated for another purpose, and a board may not alter shareholder rights through a power conferred for a different function, but a constitution may provide a procedure through which the allocation itself is changed. Penetration is distinct because it can occur without any change in the governing rule: in Tianrui the rules governing special resolutions were not amended; the allotment altered the shareholder's position within them. The question is always: change by what power, through what channel, for what purpose?

Rauterberg and Sanga's account provides a useful adjacent perspective. Their distinction between process, the persons empowered to alter governance rules, and scope, the persons bound by the alteration, shows that governance rules themselves regulate both the authorised channel of institutional change and the population on which its effects operate. The present account differs in treating those questions as components of constitutional insulation and not as the defining features of altering rules.

9.3 Director primacy, agency and control

The framework does not require a resolution of the debate between director-primacy and shareholder-oriented accounts, or a choice among agency theories.[45] Even where directors possess extensive authority it is legally differentiated from shareholder powers, and even where shareholders possess significant voting power that power is not management power. The framework asks what happens where those differentiated capacities interact.

The language of control can obscure the distinction between possessing a power and possessing a power to alter the conditions under which another power operates. A shareholder may have economic influence, voting control, negative control, class rights or appointment rights; a board may have management authority or allotment powers; a contractual party may have veto rights; a regulator may have statutory intervention powers. These are not interchangeable. The directors in Tianrui did not possess shareholder control merely by possessing an allotment power, but the allotment power could, if exercised for an improper purpose, alter the conditions under which a shareholder exercised negative control. The relevant question is therefore not merely who controls the corporation but what institutional capacity each actor possesses and what legally constituted power can alter the conditions under which it operates.

10. A Unified Analytical Sequence

The framework can be used as a sequence of questions rather than as a set of independent legal categories.

The first question is what power is being exercised and by whom. The second is what institutional consequences the exercise produces. The third is whether those consequences enter the constitutional position of another actor: that is the question of penetration. If the affected position's legally mediated efficacy is materially altered, the interaction involves displacement. The next question is what legal mechanisms govern that form of intervention: the relevant forms of insulation may concern allocation, procedure, purpose, consent or correction. Only then does the analysis turn to the legal consequence prescribed by positive law, including questions of validity, standing, remedy or ratification.

The sequence may therefore be stated in compressed form:

Power → Exercise → Reach → Penetration → Displacement → Insulation → Legal consequence

Its function is diagnostic rather than determinative. It does not supply a rule for deciding whether an exercise of power is lawful. It separates questions that positive law may answer through different doctrines and prevents the existence of an institutional interaction from being confused with its legal consequence.

Applied to Tianrui, for example, the sequence identifies a directors' allotment power, its exercise through the issue and allotment of shares, its reach into the relative voting positions of shareholders, its penetration of the constitutional relationship governing voting power, and the possible displacement of a shareholder's threshold capacity. The remaining questions—proper purpose, the source of the shareholder's claim, the effect of the corporate contract and the availability of relief—are questions for the applicable law rather than conclusions supplied by the framework itself.

11. What the Framework Does Not Establish

The limits of the framework should be stated expressly. It does not establish:

• that shareholders possess general control over the company, or that directors may never alter shareholder power;
• that dilution is inherently improper, or that a shareholder has a right to a fixed percentage of voting power;
• that every constitutional effect constitutes penetration, or that penetration or displacement establishes invalidity or is itself a legal wrong;
• that institutional efficacy is a separate legal right;
• that the corporate constitution is simply an ordinary contract;
• that Tianrui is binding English authority, or that every breach of directors' duties creates a personal shareholder right;
• that deeper powers are legally more important than shallower powers; or
• that the framework replaces the doctrines governing class rights, proper purpose, pre-emption, ratification or unfair prejudice.

A framework becomes less useful if it incorporates the legal conclusions it is supposed to help investigate. The purpose of Constitutional Penetration is not to tell a court that an exercise of power is unlawful. It is to identify the institutional relationship in which the legal question arises.

12. Objections

12.1 Penetration is a renamed part of Depth

The earlier paper already used penetration to describe 'the extent to which a power reaches rules constituting or determining subsequent authority', so it may be objected that Penetration is a renamed subsection of Depth. It is not, because the two concepts answer different questions. The earlier use described structural reach within the architecture: how far a power extends. The present use specifies penetration as a relation between a source power and a distinct target institutional position: what constitutional relationship that reach encounters. A subsection of Depth would answer the earlier question, and a description of how far the allotment power reached in Tianrui would be complete without identifying the shareholder's voting position as the thing reached. The relational analysis in Part 6 does identify it, and it is that identification, and not the measure of reach, that allows the interaction to be separated from the doctrinal question of purpose and from the remedial question of standing.

12.2 Existing doctrine already does this

The strongest objection is that the underlying phenomenon is already recognised, and it has substantial force. Automatic Self-Cleansing recognises differentiated institutional powers; Howard Smith that possession of a power does not entail unrestricted use; Eclairs the proper-purpose analysis in the statutory setting; White and Greenhalgh the difference between a right and its practical effect; Hogg and Bamford institutional correction; Tianrui the constitutional significance of dilution and the shareholder's personal position. The paper does not claim discovery. Its claim is that the authorities recognise the constituent phenomena locally and doctrinally, and that Constitutional Penetration supplies a common relational architecture through which they can be compared. Whether that architecture justifies the label jurisprudence must be demonstrated by application; the framework is a hypothesis about the organisation of doctrine and not an assertion that courts have adopted its terminology.

12.3 This is just proper purpose, or just dilution

Proper purpose asks whether a power was exercised for a permissible purpose. Penetration asks what institutional relationship the exercise entered. The two intersect without becoming identical, and the negative cases in Part 4 show that penetration and displacement can occur where purpose is unimpeachable. Nor is the framework a theory of dilution: dilution is an economic and corporate event, and the framework concerns the constitutional relationship it may affect.

12.4 This is just Hohfeld

Hohfeld identifies the legal positions. The framework identifies how institutionally allocated positions interact through the corporate decision structure. That is a difference of level of analysis and not of legal kind, and it is a stronger claim than one of conceptual independence from Hohfeld.

12.5 Institutional efficacy is merely factual

A shareholder who falls from 26 to 24 per cent does not necessarily possess a different legal voting right, and the change may appear to be arithmetic. The framework responds by locating efficacy within the applicable decision rules. The relevant fact is not simply that the shareholder owns fewer shares; it is that under the applicable voting rule the shareholder's position no longer produces the same legal consequence. Efficacy is thus neither identical to legal entitlement nor reducible to economic influence, and it is best understood as legally mediated efficacy and not as a separate subjective right.

12.6 The framework reifies corporate structure

Corporate governance also involves informal influence, shareholder coalitions, financing relationships, contractual arrangements, market pressures and economic incentives, and a purely constitutional account cannot explain all of these. That is correct. The framework concerns legal and constitutional power, not all corporate power. Informal influence may affect the exercise and consequences of legal powers without itself constituting a constitutional power. Penetration is strongest where legally constituted powers interact and less determinate where the phenomenon is primarily economic or behavioural.

13. The Jurisprudential Contribution

Corporate constitutional order is concerned not only with the allocation of legal powers but with the legally regulated interaction between them. The framework makes four contributions, none of which requires the courts to have failed to recognise the underlying phenomena.

First: a relational conception of corporate power

Corporate power should not be analysed only by identifying its holder. Its institutional significance also depends on the other powers and entitlements whose conditions of exercise it can affect. The analysis shifts from who possesses the power to what other institutional position its exercise can affect.

Second: a generalisation of the rights/effect distinction

Class-rights doctrine shows that a legal right can remain formally unchanged while its enjoyment or practical effect changes. The framework generalises that insight beyond class rights to the interaction of institutional powers. The contribution is not the discovery of the distinction but its integration into a broader account of institutional interaction.

Third: a distinction between penetration and displacement

A power may reach another constitutional relationship without altering its efficacy, and may alter it lawfully or unlawfully. The framework leaves those questions to positive law. Its contribution is to distinguish them.

Fourth: a distinction between interaction and remedy

That one power affects another does not determine whether the legal response is invalidity, an injunction, a declaration, personal relief, a derivative claim, unfair-prejudice relief, ratification or no remedy. Tianrui and Nanyang show the same interaction receiving different remedial treatment. The remedial question remains doctrinal, and the separation reinforces the distinction between jurisprudential architecture and positive law.

14. Conclusion

The corporation is not governed through a single undifferentiated conception of power. Its legal architecture distributes authority among shareholders, directors, corporate organs, classes, courts and other legally constituted actors. The preceding jurisprudence of Constitutional Depth established that the legal significance of a corporate power cannot be understood solely by identifying the juridical relation it changes; it also depends on where the exercise operates within the corporate rule-system. Constitutional Penetration develops that analysis relationally. The question is no longer only where a power reaches. It is what constitutional relationship that reach enters.

Institutional powers are differentiated but interdependent. A board may possess a power to allot shares without possessing shareholder voting power, yet the exercise of the allotment power may alter the conditions under which shareholder voting power operates. A shareholder may possess a power to remove directors without possessing managerial authority, yet its exercise alters the institutional composition through which management is exercised. A class may possess no power to manage while holding a consent right capable of preventing a constitutional alteration. In each case one institutional power may affect another without becoming that other power.

Constitutional Penetration identifies that interaction. Constitutional Displacement identifies the more specific situation in which the interaction materially alters the legally mediated efficacy of the affected power or entitlement. Constitutional Insulation identifies the legal mechanisms through which the law permits, restricts, channels or corrects it.

Tianrui shows a shareholder retaining the formal voting power attached to its shares while its capacity to produce a particular legal outcome changes, because another corporate power altered the conditions under which that voting power operates. It does not establish Constitutional Penetration as positive law, a general right against dilution, a universal personal remedy for breaches of directors' duties, or a rule of English law. Nanyang shows that the same problem can be resolved through a different doctrinal route. Together with the authorities on allocation, purpose, rights, correction and statutory insulation, they demonstrate that the problem is not confined to one case or one mechanism.

The framework remains provisional. Its value depends on whether it continues to distinguish institutional relationships and to illuminate doctrinal differences when applied beyond Tianrui, and that question should be tested and not assumed. The strongest version of the claim is not that Constitutional Penetration supplies a new rule of corporate law. It is that corporate law contains a recurring problem of institutional interaction which existing doctrines address from different perspectives, and that a relational framework can make that structure visible without replacing those doctrines.

Notes

[1]Gary Hunt, Constitutional Depth: A Jurisprudence of Institutional Penetration in Corporate Legal Power (Global Structure Network, 18 September 2026) <https://www.gsdiandadvocacy.co.uk/constitutional-depth-a-jurisprudence-of-institutional-penetration-in-corporate-legal-power>.

[2]Tianrui (International) Holding Company Ltd v China Shanshui Cement Group Ltd [2024] UKPC 36.

[3]Tianrui (n 2) [2], [72].

[4]Hunt, Constitutional Depth (n 1) pts V–VI.

[5]Gary Hunt, 'Property, Power, and the Corporate Form: A Hybrid Theory of UK Company Law' (SSRN, 4 March 2026) <https://ssrn.com/abstract=6339778>; extended discussion at <https://www.gsdiandadvocacy.co.uk/property-power-and-the-corporate-form-a-hybrid-theory-of-uk-company-law>.

[6]Gary Hunt, 'The Architecture of Shareholder Authority: Property, Power and the Constitutional Structure of the Corporation' (Global Structure Network, 10 September 2026) <https://www.gsdiandadvocacy.co.uk/the-architecture-of-shareholder-authority-property-power-and-the-constitutional-structure-of-the-corporation>. On the informational dimension of the same constitution see Gary Hunt, 'Disclosure and the Hybrid Constitution of UK Company Law' (SSRN, 28 April 2026) <https://ssrn.com/abstract=6663459>, and 'From Property to Information: Extending the Hybrid Constitution Project' (Global Structure Network, 29 April 2026) <https://www.gsdiandadvocacy.co.uk/from-property-to-information-extending-the-hybrid-constitution-project>.

[7]Marcel Kahan and Edward B Rock, 'Corporate Constitutionalism: Antitakeover Charter Provisions as Precommitment' (2003) 152 U Pa L Rev 473.

[8]Michael Riegner, 'Canonizing the Corporation: Liberal, Social, and Transformative Varieties of Corporate Constitutionalism' in Sujit Choudhry (ed), Global Canons in an Age of Contestation: Debating Foundational Texts of Constitutional Democracy and Human Rights (Oxford University Press 2024) 531.

[9]Companies Act 2006, ss 17 and 33.

[10]See Gregory Allan, 'Insider rights as property rights: a historical analysis of the bindingness of the registered company constitution' (2025) 45(4) Legal Studies 491, doi:10.1017/lst.2025.10083; Eva Micheler on the constitution as a statutory governance instrument, 'The Legal Nature of the Corporate Constitution: Hickman v Kent or Romney Marsh Sheepbreeders' Association Ltd and Tianrui v China Shanshui Cement Group' (LSE Legal Studies Working Paper No 13/2025, 30 April 2025); Pearlie M C Koh, 'The Shareholder's Standing to Challenge the Exercise of Directorial Power: Tianrui (International) Holding Company Ltd v China Shanshui Cement Group Ltd' (2026) 89 MLR 179.

[11]The term is used here in a different sense from that in which 'efficacy' appears in the work of Kelsen and Hart, where it typically denotes the general effectiveness of a legal norm or legal system as distinct from its validity: Hans Kelsen, Pure Theory of Law (Max Knight tr, University of California Press 1967); H L A Hart, The Concept of Law (3rd edn, Oxford University Press 2012) ch VI. Here it denotes the capacity of a legally recognised position to produce legal consequences under the applicable decision rules.

[12]Tianrui (n 2) [44], [68].

[13]Tianrui (n 2) [18], [31].

[14]Tianrui (n 2) [71].

[15]White v Bristol Aeroplane Co Ltd [1953] Ch 65 (CA); [1953] 1 All ER 40; see also Carruth v Imperial Chemical Industries Ltd [1937] AC 707 (HL).

[16]Nanyang Commercial Management Pte Ltd v Matex International Ltd [2025] SGHC 190 (Christopher Tan J), [18], [70(b)].

[17]Tianrui (n 2) [15], [19].

[18]Stephen Bottomley, 'Rethinking the Law on Shareholder-Initiated Resolutions at Company General Meetings' (2019) 43(1) Melbourne University Law Review 93.

[19]Tianrui (n 2) [7]–[19].

[20]Tianrui (n 2) [5], [21].

[21]Tianrui (n 2) [4], [66].

[22]Tianrui (n 2) [69]–[76].

[23]Tianrui (n 2) [69], [71].

[24]Tianrui (n 2) [41]–[43], [72]–[76].

[25]Automatic Self-Cleansing Filter Syndicate Co Ltd v Cuninghame [1906] 2 Ch 34 (CA).

[26]The Companies (Model Articles) Regulations 2008, SI 2008/3229, sch 1, art 4 (private companies limited by shares); see also Companies Act 2006, s 21.

[27]Howard Smith Ltd v Ampol Petroleum Ltd [1974] AC 821 (PC).

[28]Tianrui (n 2) [55] (quoting Howard Smith at 837).

[29]Eclairs Group Ltd v JKX Oil & Gas plc [2015] UKSC 71; Companies Act 2006, s 171(b).

[30]Greenhalgh v Arderne Cinemas Ltd [1946] 1 All ER 512 (CA) (subdivision of shares); Greenhalgh v Arderne Cinemas Ltd [1951] Ch 286; [1950] 2 All ER 1120 (CA) (alteration of articles). The second was cited in Tianrui for the equitable constraint on majority power: Tianrui [81].

[31]Hogg v Cramphorn Ltd [1967] Ch 254; Bamford v Bamford [1970] Ch 212 (CA); see Tianrui [49]–[50], [82].

[32]Companies Act 2006, s 239.

[33]Tianrui (n 2) [80]–[86].

[34]Companies Act 2006, ss 549–551, 561 and 567.

[35]Nanyang (n 16) [1]–[2], [7], [14], [47]–[63].

[36]Nanyang (n 16) [3]–[6], [72].

[37]Nanyang (n 16) [26]–[32].

[38]Chong Kai Sheng and Ezra Lim Pin, 'A New Arrow in the Shareholder's Quiver?' (2025) 37 SAcLJ 563, quoted in Nanyang [31].

[39]Nanyang (n 16) [70].

[40]Koh (n 10)

[41]Wesley Newcomb Hohfeld, 'Some Fundamental Legal Conceptions as Applied in Judicial Reasoning' (1913) 23 Yale LJ 16; 'Fundamental Legal Conceptions as Applied in Judicial Reasoning' (1917) 26 Yale LJ 710.

[42]Hart (n 11)

[43]Neil MacCormick and Ota Weinberger, An Institutional Theory of Law: New Approaches to Legal Positivism (Reidel 1986).

[44]Gabriel Rauterberg and Sarath Sanga, 'Altering Rules: The New Frontier for Corporate Governance' (2025) 42 Yale J on Reg 291.

[45]Stephen M Bainbridge, 'Director Primacy: The Means and Ends of Corporate Governance' (2003) 97 Nw U L Rev 547; Michael C Jensen and William H Meckling, 'Theory of the Firm: Managerial Behavior, Agency Costs and Ownership Structure' (1976) 3 J Fin Econ 305.

Bibliography

A. Table of Cases

Automatic Self-Cleansing Filter Syndicate Co Ltd v Cuninghame [1906] 2 Ch 34 (CA)

Bamford v Bamford [1970] Ch 212 (CA)

Carruth v Imperial Chemical Industries Ltd [1937] AC 707 (HL)

Eclairs Group Ltd v JKX Oil & Gas plc [2015] UKSC 71

Greenhalgh v Arderne Cinemas Ltd [1946] 1 All ER 512 (CA)

Greenhalgh v Arderne Cinemas Ltd [1951] Ch 286; [1950] 2 All ER 1120 (CA)

Hogg v Cramphorn Ltd [1967] Ch 254

Howard Smith Ltd v Ampol Petroleum Ltd [1974] AC 821 (PC)

Nanyang Commercial Management Pte Ltd v Matex International Ltd [2025] SGHC 190 (Singapore High Court)

Tianrui (International) Holding Company Ltd v China Shanshui Cement Group Ltd [2024] UKPC 36

White v Bristol Aeroplane Co Ltd [1953] Ch 65 (CA)

B. Legislation

Companies Act 2006, ss 17, 21, 33, 171(b), 239, 549–551, 561, 567

The Companies (Model Articles) Regulations 2008, SI 2008/3229, sch 1, art 4

C. Books

Hart HLA, The Concept of Law (3rd edn, Oxford University Press 2012)

Kelsen H, Pure Theory of Law (Knight M tr, University of California Press 1967)

MacCormick N and Weinberger O, An Institutional Theory of Law: New Approaches to Legal Positivism (Reidel 1986)

D. Articles and Chapters

Allan G, 'Insider rights as property rights: a historical analysis of the bindingness of the registered company constitution' (2025) 45(4) Legal Studies 491, doi:10.1017/lst.2025.10083

Bainbridge SM, 'Director Primacy: The Means and Ends of Corporate Governance' (2003) 97 Northwestern University Law Review 547

Bottomley S, 'Rethinking the Law on Shareholder-Initiated Resolutions at Company General Meetings' (2019) 43(1) Melbourne University Law Review 93

Chong KS and Lim EP, 'A New Arrow in the Shareholder's Quiver?' (2025) 37 Singapore Academy of Law Journal 563

Hohfeld WN, 'Some Fundamental Legal Conceptions as Applied in Judicial Reasoning' (1913) 23 Yale Law Journal 16–59

Hohfeld WN, 'Fundamental Legal Conceptions as Applied in Judicial Reasoning' (1917) 26 Yale Law Journal 710–770

Kahan M and Rock EB, 'Corporate Constitutionalism: Antitakeover Charter Provisions as Precommitment' (2003) 152 University of Pennsylvania Law Review 473

Jensen MC and Meckling WH, 'Theory of the Firm: Managerial Behavior, Agency Costs and Ownership Structure' (1976) 3 Journal of Financial Economics 305

Koh PMC, 'The Shareholder's Standing to Challenge the Exercise of Directorial Power: Tianrui (International) Holding Company Ltd v China Shanshui Cement Group Ltd' (2026) 89 Modern Law Review 179

Micheler E, 'The Legal Nature of the Corporate Constitution: Hickman v Kent or Romney Marsh Sheepbreeders' Association Ltd and Tianrui v China Shanshui Cement Group' (LSE Legal Studies Working Paper No 13/2025, 30 April 2025)

Riegner M, 'Canonizing the Corporation: Liberal, Social, and Transformative Varieties of Corporate Constitutionalism' in Choudhry S (ed), Global Canons in an Age of Contestation: Debating Foundational Texts of Constitutional Democracy and Human Rights (Oxford University Press 2024) 531

Rauterberg G and Sanga S, 'Altering Rules: The New Frontier for Corporate Governance' (2025) 42 Yale Journal on Regulation 291

E. The Author's Related Work

Hunt G, 'Constitutional Depth: A Jurisprudence of Institutional Penetration in Corporate Legal Power' (Global Structure Network, 18 September 2026) <https://www.gsdiandadvocacy.co.uk/constitutional-depth-a-jurisprudence-of-institutional-penetration-in-corporate-legal-power>

Hunt G, 'Disclosure and the Hybrid Constitution of UK Company Law' (SSRN, 28 April 2026) <https://ssrn.com/abstract=6663459>

Hunt G, 'From Property to Information: Extending the Hybrid Constitution Project' (Global Structure Network, 29 April 2026) <https://www.gsdiandadvocacy.co.uk/from-property-to-information-extending-the-hybrid-constitution-project>

Hunt G, 'Property, Power, and the Corporate Form: A Hybrid Theory of UK Company Law' (SSRN, 4 March 2026) <https://ssrn.com/abstract=6339778>; extended discussion at <https://www.gsdiandadvocacy.co.uk/property-power-and-the-corporate-form-a-hybrid-theory-of-uk-company-law>

Hunt G, 'The Architecture of Shareholder Authority: Property, Power and the Constitutional Structure of the Corporation' (Global Structure Network, 10 September 2026) <https://www.gsdiandadvocacy.co.uk/the-architecture-of-shareholder-authority-property-power-and-the-constitutional-structure-of-the-corporation>

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About This Publication

This paper is produced within the Global Structure Network’s Legal and Institutional Research Programme, which examines the structures through which economic and organisational power is constituted, allocated, exercised and constrained.

Paper 3 develops the Network’s earlier analysis of shareholder authority by introducing Constitutional Depth: a jurisprudential framework for identifying the extent to which the exercise of a legal power penetrates the institutional architecture of the corporation.

The analysis distinguishes between legal position, legal power, institutional reach, constitutional penetration and institutional effect. It therefore examines corporate power not simply by asking who possesses it, but by identifying where a power can operate within the corporate constitution, how deeply it can penetrate, what remains institutionally insulated, and what its exercise can change.

The paper forms part of the Network’s wider doctrinal architecture, connecting its work on the Hybrid Theory of the Corporate Form, Architecture of Capability Economics (ACE) and Capital Environment Theory (CET).

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Doctrinal Architecture

Property, Power, and the Corporate Form: A Hybrid Theory of UK Company Law
https://papers.ssrn.com/sol3/papers.cfm?abstract_id=6339778

The Banner of Capital and the Capital Environment: Foundations of Capital Environment Theory (CET)
https://papers.ssrn.com/sol3/papers.cfm?abstract_id=6827759

Architecture of Capability Economics (ACE)

https://theglobalstructurenetwork.com/f/doctrine-of-the-architecture-of-capability-economics

Capability Infrastructure Field

https://www.gsdiandadvocacy.co.uk/the-capability-infrastructure-field

When Self Care Becomes Infrastructure: The New Economic Architecture of Capability  with Appendix — Capital‑Raising Architecture for Capability Infrastructure

https://www.gsdiandadvocacy.co.uk/when-self-care-becomes-infrastructure-the-new-economic-architecture-of-capability



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The New Consumer: The Capability Consumer
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Human Capability, Future Choice and Economic Value

A companion paper to The New Consumer: The Capability Consumer — Towards a Theory of Consumer Capability, Future Choice and Economic Value

https://www.gsdiandadvocacy.co.uk/a-companion-paper-to-the-new-consumer-the-capability-consumer-towards-a-theory-of-consumer-capability-future-choice-and-economic-value

Key works include:

• Macroeconomic Theory: Why Capability Is Becoming the World's Most Valuable Productive Asset - (SSRN, 2026)
  https://papers.ssrn.com/sol3/papers.cfm?abstract_id=7086180
• The Capability Consumer:
  https://theglobalstructurenetwork.com/f/the-capability-consumer
• The Consumer to Thrive Manifesto:
  https://theglobalstructurenetwork.com/f/the-consumer-to-thrive-manifesto
• From Household Capability to Financial Value:
  https://theglobalstructurenetwork.com/f/from-household-capability-to-financial-value
• Island of Conscious Consumer Power:
  https://www.gsdiandadvocacy.co.uk/the-global-structure-network-limited-and-the-global-structure-diamond-international-and-advocacy-stand-as-islands-of-conscious-consumer-power-amidst-a-sea-of-transactions-across-the-global-consumer-la

Capability Infrastructure Field (Applied System Layer)

The Capability Infrastructure Field operationalises ACE into an applied structural framework.

It defines the relationship between:

• household capability formation
• affordability as a binding constraint
• systemic friction (economic drag)
• participation capacity

Within this framework, capability is treated as infrastructural rather than consumptive, and households are treated as primary units of economic resilience.

https://www.gsdiandadvocacy.co.uk/the-capability-infrastructure-field

C2T Exchange — Capability Market Infrastructure (System Implementation Layer)

The C2T Exchange represents the applied market architecture of the Capability Infrastructure Field.

It operationalises the Architecture of Capability Economics by introducing a structured capability marketplace through which household resilience, participation capacity, and economic capability can be installed, measured, and aligned with long-term economic outcomes.

It is designed around the principle that affordability is not merely a distributional outcome, but a structural constraint on participation. Accordingly, the Exchange functions as a mechanism for translating capability into a measurable and systematised economic variable within a structured market environment.

https://theglobalstructurenetwork.com/f/the-capability-clearinghouse-the-c2t-marketplace

When Self Care Becomes Infrastructure: The New Economic Architecture of Capability  with Appendix — Capital‑Raising Architecture for Capability Infrastructure

https://www.gsdiandadvocacy.co.uk/when-self-care-becomes-infrastructure-the-new-economic-architecture-of-capability

Registry & Governance

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