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Minerva Mills and Limited Amending Power

UPSC Civil Services• POLITY• Basic Structure Doctrine• Minerva Mills and Limited Amending Power
Explains the Minerva Mills v. Union of India judgment of 1980, its connection with the 42nd Constitutional Amendment, Sections 4 and 55, Article 368(4) and 368(5), limited amending power, Judicial Review, Fundamental Rights-DPSP balance, Constitutional Supremacy, Separation of Powers, UPSC Prelims traps and Mains answer framework.

Minerva Mills and Limited Amending Power

Introduction

The:

Minerva Mills v. Union of India, 1980

case is one of the most important judgments in the development of the:

Basic Structure Doctrine

The Supreme Court reaffirmed that Parliament's power to amend the Constitution under:

Article 368

is:

Limited

Parliament cannot use its amending power to:

Destroy the Basic Structure

or:

Convert a Limited Amending Power into an Unlimited Power

The case also reinforced:

Judicial Review

and:

Harmony between Fundamental Rights and Directive Principles

Core Formula

Article 368 → Limited Amending Power

Minerva Mills → Limited Power Itself Is Basic Structure

Parliament → Cannot Make Its Own Amending Power Unlimited

Judicial Review → Cannot Be Completely Removed


1. Background of the Minerva Mills Case

Minerva Mills was a textile undertaking in:

Karnataka

The undertaking was nationalised under the:

Sick Textile Undertakings (Nationalisation) Act, 1974

The constitutional challenge eventually involved important provisions of the:

42nd Constitutional Amendment Act, 1976

The case therefore became an important test of:

Parliament's Amending Power

and:

Basic Structure Doctrine


2. Constitutional Amendments Involved

The case primarily concerned:

Sections 4 and 55 of the 42nd Constitutional Amendment Act, 1976

These provisions attempted to significantly expand Parliament's constitutional amending power and limit judicial review.

Important

For UPSC, remember:

Minerva Mills → Sections 4 and 55 of the 42nd Amendment


3. Section 55 of the 42nd Amendment

Section 55 inserted:

Clauses (4) and (5) into Article 368

These clauses attempted to strengthen Parliament's amending power.

Clause 5

It declared that there would be:

No Limitation Whatever

on Parliament's power to amend the Constitution under Article 368.

Core Issue

Could Parliament use Article 368 to declare that:

There Are No Limits on Article 368?

The Supreme Court said:

No.


4. Supreme Court's Decision

The Supreme Court struck down:

Section 55 of the 42nd Constitutional Amendment

to the extent that it inserted:

Article 368(4) and Article 368(5)

The Court held that Parliament could not convert its:

Limited Amending Power

into:

Unlimited Amending Power

The judgment reaffirmed the Basic Structure Doctrine established in:

Kesavananda Bharati, 1973

Memory

Minerva Mills → Parliament Cannot Make Article 368 Unlimited


5. Limited Amending Power as Basic Structure

One of the most important principles of Minerva Mills is:

Limited Amending Power of Parliament is itself a Basic Structure Feature.

This means Parliament cannot use Article 368 to:

Remove the Limitations on Article 368

Simple Example

If Parliament has:

Limited Power

it cannot use that limited power to create:

Unlimited Power

Memory

Limited Power → Cannot Make Itself Unlimited


6. The "Power to Destroy Is Not a Power to Amend" Principle

The judgment emphasised an important distinction between:

Amendment

and:

Destruction

An amendment may change constitutional provisions.

But Parliament cannot use Article 368 to:

Destroy the Constitution's Basic Structure

Formula

Amend → Change

Destroy → Not Permitted


7. Amendment vs Destruction

Amendment

Changes the Constitution while preserving its:

Basic Identity

Destruction

Removes or fundamentally damages:

Basic Constitutional Features

UPSC Memory

Constitutional Change → Permitted

Constitutional Destruction → Prohibited


8. Article 368 and Parliamentary Power

Article 368 gives Parliament:

Constitutional Amending Power

But Parliament is not:

Constitutionally Sovereign

in an unlimited sense.

Its power remains subject to:

  • Basic Structure
  • Judicial Review
  • Constitutional Supremacy
  • Separation of Powers

Core Principle

Parliament → Constituent Power within Constitutional Limits


9. Parliamentary Sovereignty vs Constitutional Supremacy

Minerva Mills reinforces India's model of:

Constitutional Supremacy

rather than:

Unlimited Parliamentary Sovereignty

Parliament derives its powers from:

The Constitution

Therefore Parliament cannot use the Constitution's amendment procedure to place itself:

Above the Constitution


10. Article 368 Cannot Destroy Itself

This is a high-value UPSC concept.

Parliament can amend:

Article 368

But it cannot amend Article 368 in a way that:

Removes All Limitations on Its Own Amending Power

Formula

Article 368 → Amendable

but:

Unlimited Article 368 → Not Permitted


11. Clause 5 of Article 368

The 42nd Amendment inserted Article 368(5), which attempted to declare:

No limitation whatever

on Parliament's constituent power to amend the Constitution.

The Supreme Court held this provision:

Unconstitutional and Void

because it attempted to destroy the:

Limited Amending Power

which itself forms part of the Basic Structure.


12. Clause 4 of Article 368

The 42nd Amendment also inserted Article 368(4).

It attempted to prevent courts from questioning:

Any Constitutional Amendment

on any ground.

The Supreme Court struck this down.

Reason

Removing judicial review of constitutional amendments would undermine:

Basic Structure

and:

Constitutional Supremacy

Memory

Article 368(4) → No Judicial Review Attempt → Struck Down


13. Judicial Review and Minerva Mills

Judicial Review is an essential feature of the:

Basic Structure

Therefore Parliament cannot completely eliminate the courts' power to examine:

Constitutional Amendments

Core Formula

Judicial Review → Basic Structure

Article 368 → Subject to Judicial Review


14. Why Judicial Review Is Important

Without Judicial Review, Parliament could potentially:

  • Destroy Fundamental Rights
  • Eliminate democracy
  • Remove federalism
  • Weaken judicial independence
  • Make its own power unlimited

There would be no effective constitutional mechanism to stop:

Constitutional Self-Destruction

Therefore:

Judicial Review → Constitutional Safeguard


15. Separation of Powers

Minerva Mills also reinforced:

Separation of Powers

The Constitution distributes power among:

  • Legislature
  • Executive
  • Judiciary

Parliament cannot completely eliminate the Judiciary's constitutional role through an amendment.

Core Principle

Legislature → Makes Laws

Judiciary → Reviews Constitutional Validity

Constitution → Limits Both


16. Fundamental Rights and Directive Principles

Another important aspect of Minerva Mills is the relationship between:

Fundamental Rights

and:

Directive Principles of State Policy

The Court rejected an approach that would create absolute supremacy of:

Directive Principles

over:

Fundamental Rights

Core Principle

The Constitution requires:

Harmony and Balance

between Fundamental Rights and Directive Principles.


17. Section 4 of the 42nd Amendment

Section 4 of the 42nd Amendment expanded:

Article 31C

It attempted to extend protection from certain Fundamental Rights challenges to laws implementing:

Any Directive Principle

rather than only the limited category originally protected.

The Supreme Court struck down this expansion.

Memory

Section 4 → Article 31C Expansion → Struck Down


18. Original Article 31C

Article 31C was originally introduced by the:

25th Constitutional Amendment Act, 1971

It provided protection to laws implementing:

Article 39(b) and Article 39(c)

against challenges under:

Articles 14 and 19

subject to the constitutional framework.


19. 42nd Amendment and Article 31C

The 42nd Amendment attempted to expand Article 31C protection to laws implementing:

Any or All Directive Principles

This greatly expanded the protection of legislation from certain Fundamental Rights challenges.

Supreme Court's Response

The expanded portion was struck down in:

Minerva Mills

because it disturbed the:

Balance between Fundamental Rights and Directive Principles


20. Harmony Between Fundamental Rights and DPSPs

The Court recognised that:

Fundamental Rights

and:

Directive Principles

are complementary parts of the constitutional scheme.

Neither should completely destroy the role of the other.

Formula

Fundamental Rights → Individual Liberty

Directive Principles → Social and Economic Justice

Constitution → Balance Between Both


21. Fundamental Rights Are Not Absolute

Minerva Mills did not hold that Fundamental Rights can never be amended.

Rather, the Court emphasised that amendments cannot destroy the:

Basic Structure

of the Constitution.

Important

Fundamental Rights → Amendable

but:

Basic Constitutional Identity → Protected


22. Directive Principles Are Not Superior to Everything

Directive Principles are constitutionally important.

However, they cannot be used as a justification for:

Destroying Fundamental Rights

or:

Removing Constitutional Balance

Mains Point

The Constitution seeks harmony between liberty and social justice rather than absolute supremacy of either.


23. Balance Between Rights and Social Justice

Minerva Mills reflects a broader constitutional philosophy:

Individual Liberty + Social Justice

Fundamental Rights protect:

Individual Freedom

Directive Principles promote:

Social Transformation

The constitutional structure seeks:

Balance

rather than:

Total Supremacy of One Over the Other


24. Minerva Mills and Basic Structure

The case strengthened several Basic Structure principles:

  • Limited Amending Power
  • Judicial Review
  • Constitutional Supremacy
  • Separation of Powers
  • Balance between Fundamental Rights and Directive Principles

Core Memory

Minerva Mills → Limited Power + Judicial Review + Constitutional Balance


25. Minerva Mills and Kesavananda Bharati

Kesavananda Bharati, 1973

Established:

Basic Structure Doctrine

Minerva Mills, 1980

Strengthened the doctrine by holding:

Limited Amending Power Itself Is Basic Structure

Memory

Kesavananda → Doctrine Established

Minerva Mills → Limited Amending Power Confirmed


26. Minerva Mills and Golaknath

Golaknath, 1967

Held that Parliament could not amend:

Fundamental Rights

Kesavananda Bharati, 1973

Allowed amendment of Fundamental Rights subject to:

Basic Structure

Minerva Mills, 1980

Reaffirmed:

Limited Amending Power

Evolution

Golaknath → Restriction

Kesavananda → Balance

Minerva Mills → Limitation Strengthened


27. Minerva Mills and the 42nd Amendment

The:

42nd Constitutional Amendment Act, 1976

is sometimes called:

Mini-Constitution

because of its wide-ranging changes.

It attempted to strengthen Parliament's position and reduce the scope of judicial review in several areas.

Minerva Mills invalidated important parts of these changes.

UPSC Memory

42nd Amendment → Expansion of Parliament's Power

Minerva Mills → Constitutional Limits Reaffirmed


28. 42nd Amendment and Article 368

The 42nd Amendment inserted:

Article 368(4)

and:

Article 368(5)

Article 368(4)

Attempted to exclude:

Judicial Review of Constitutional Amendments

Article 368(5)

Attempted to declare:

No Limitation on Parliament's Amending Power

Minerva Mills

Both were:

Struck Down


29. Why Article 368(5) Was Invalid

Article 368(5) attempted to make Parliament's amending power:

Unlimited

But the Court held that:

Limited Amending Power

is itself a Basic Structure feature.

Therefore:

Parliament Cannot Destroy the Limitation on Its Own Power


30. Why Article 368(4) Was Invalid

Article 368(4) attempted to remove:

Judicial Review

of constitutional amendments.

But Judicial Review is part of the:

Basic Structure

Therefore:

Parliament Cannot Completely Remove Judicial Review


31. Minerva Mills and Constitutional Identity

A Constitution must be capable of:

Change

without losing its:

Identity

Minerva Mills therefore reinforces:

Constitutional Continuity

Formula

Article 368 → Constitutional Change

Basic Structure → Constitutional Identity


32. Controlled Constitution vs Uncontrolled Constitution

The Supreme Court emphasised that the Constitution is:

Controlled by Constitutional Limitations

If Parliament could amend without any limitation:

Controlled Constitution → Uncontrolled Constitution

This would undermine:

  • Constitutional Supremacy
  • Rule of Law
  • Judicial Review
  • Fundamental Rights

Memory

Limited Constitution → Constitutionalism

Unlimited Amendment → Constitutional Destruction


33. Minerva Mills and Rule of Law

Rule of Law requires:

No Institution Is Above the Constitution

If Parliament could declare its amendments immune from judicial review, Parliament could effectively become:

Judge of Its Own Constitutional Power

This would undermine:

Rule of Law


34. Minerva Mills and Judicial Independence

Judicial Review requires an:

Independent Judiciary

The Court's ability to examine constitutional amendments is therefore linked with:

Judicial Independence

and:

Separation of Powers


35. Minerva Mills and Democracy

Democracy is part of the:

Basic Structure

Unlimited amendment power could theoretically permit Parliament to:

Abolish Democratic Institutions

Therefore, limited amending power protects:

Democratic Constitutionalism


36. Minerva Mills and Republicanism

India is a:

Republic

The Constitution establishes a non-hereditary constitutional system.

An unlimited amendment power could theoretically be used to destroy the:

Republican Democratic Character

of the Constitution.

Therefore, Basic Structure limits Parliament's power to:

Constitutional Evolution

rather than:

Constitutional Destruction


37. Minerva Mills and Federalism

Federalism is part of the:

Basic Structure

An unlimited amendment power could theoretically eliminate:

Union-State Constitutional Distribution

Therefore, the Basic Structure limitation also protects:

Federal Balance


38. Minerva Mills and Secularism

Secularism is recognised as a:

Basic Structure Feature

Therefore, Parliament cannot use Article 368 to fundamentally destroy:

Secular Constitutionalism


39. Minerva Mills and Judicial Review — Broader Significance

The judgment reinforced that:

Judicial Review of Constitutional Amendments

is not merely a procedural technicality.

It is an essential mechanism for protecting:

Basic Structure

Core Principle

No Constitutional Amendment → Above Constitutional Review


40. Limited Amending Power vs Unlimited Amending Power

Limited Amending Power

Parliament can:

  • Modify provisions
  • Adapt institutions
  • Respond to social change
  • Reform constitutional arrangements

But must preserve:

Basic Structure

Unlimited Amending Power

Parliament could theoretically:

  • Abolish democracy
  • Remove judicial review
  • Destroy federalism
  • Eliminate Fundamental Rights
  • Establish authoritarian rule

The Constitution does not permit this.


41. Amendment Power Is Not Constituent Sovereignty

Parliament exercises:

Constitutional Amending Power

It is not equivalent to the unlimited power of the:

Original Constituent Authority

Important

Parliament cannot use Article 368 to:

Recreate the Constitution Without Limits


42. Minerva Mills and Constitutional Democracy

The judgment demonstrates that:

Majority Rule

must operate within:

Constitutional Limits

A temporary parliamentary majority cannot use its numerical strength to permanently destroy:

Constitutional Democracy

Mains Point

Constitutional democracy places substantive limits on majoritarian power.


43. Minerva Mills and Constitutional Morality

Constitutional morality requires political institutions to respect:

  • Constitutional limitations
  • Institutional independence
  • Fundamental Rights
  • Democratic values
  • Rule of Law

The judgment reinforces the principle that:

Constitutional Power Must Be Exercised Constitutionally


44. Minerva Mills and Article 32

Article 32 provides the:

Right to Constitutional Remedies

If judicial review were completely removed, citizens would lose an important mechanism for protecting:

Fundamental Rights

Therefore, eliminating judicial review would weaken:

Constitutional Remedies

and:

Basic Structure


45. Minerva Mills and Article 226

High Courts exercise constitutional judicial review under:

Article 226

The broader constitutional role of High Courts is an important component of:

Judicial Review

and:

Constitutional Protection


46. Minerva Mills and Constitutional Remedies

A constitutional right without an effective remedy becomes:

Weak in Practice

Therefore, Judicial Review protects the practical effectiveness of:

  • Fundamental Rights
  • Constitutional limitations
  • Rule of Law

Core Principle

Rights + Remedies → Effective Constitutionalism


47. Minerva Mills and Ninth Schedule

Minerva Mills is not primarily a:

Ninth Schedule Case

The key Ninth Schedule cases are:

Waman Rao

and:

I.R. Coelho

However, Minerva Mills is important because it reaffirmed the broader principle of:

Limited Amending Power + Judicial Review

which later supported Ninth Schedule jurisprudence.


48. Minerva Mills and Preamble

The judgment discussed the constitutional philosophy reflected in the:

Preamble

The 42nd Amendment's addition of:

  • Socialist
  • Secular

and:

Unity and Integrity

was not itself struck down.

The Court recognised that these changes were within the legitimate exercise of:

Amending Power

Important

The case did not invalidate the entire:

42nd Amendment

Only unconstitutional provisions were struck down.


49. Minerva Mills and Partial Invalidity

The Supreme Court did not strike down the entire 42nd Amendment.

It invalidated specific provisions that violated:

Basic Structure

This illustrates:

Severability

and:

Constitutional Judicial Review

UPSC Point

42nd Amendment ≠ Entirely Struck Down


50. What Was Actually Struck Down?

The key provisions were:

Section 4

and:

Section 55

of the:

42nd Constitutional Amendment Act, 1976

Section 4

Expanded Article 31C.

Section 55

Inserted Article 368(4) and 368(5).

Memory

Minerva Mills → Section 4 + Section 55


51. Article 31C and Minerva Mills

The Court struck down the expansion of Article 31C made by Section 4 of the 42nd Amendment.

The expansion attempted to give priority to laws implementing:

Any Directive Principle

over certain Fundamental Rights.

The Court held that this destroyed the:

Constitutional Balance

between Fundamental Rights and Directive Principles.


52. Basic Structure Features Reinforced by Minerva Mills

The judgment particularly reinforced:

Limited Amending Power

Parliament cannot make its own amending power unlimited.

Judicial Review

Courts must retain power to review constitutional amendments.

Constitutional Supremacy

Parliament remains subject to the Constitution.

Balance Between FRs and DPSPs

Neither can completely destroy the other.

Separation of Powers

No organ can eliminate the essential constitutional role of another.


53. Minerva Mills — Central Constitutional Principle

The central principle can be stated simply:

Parliament Can Amend the Constitution, But It Cannot Destroy the Constitution's Basic Structure or Remove the Constitutional Limits on Its Own Amending Power.


54. UPSC Prelims Facts

Minerva Mills Case → 1980

Case → Minerva Mills Ltd. v. Union of India

42nd Amendment → 1976

Section 4 → Article 31C

Section 55 → Article 368(4) and 368(5)

Article 368(4) → Attempted to Exclude Judicial Review

Article 368(5) → Attempted to Make Amending Power Unlimited

Minerva Mills → Sections 4 and 55 Struck Down

Limited Amending Power → Basic Structure

Judicial Review → Basic Structure

Fundamental Rights + DPSPs → Constitutional Balance

Kesavananda Bharati → Basic Structure Doctrine

Minerva Mills → Strengthened Basic Structure Doctrine


55. UPSC Prelims Traps

Trap 1

Minerva Mills established the Basic Structure Doctrine.

False

The doctrine was established in:

Kesavananda Bharati, 1973

Minerva Mills strengthened and applied it.


Trap 2

Minerva Mills upheld unlimited parliamentary amending power.

False

It held:

Limited Amending Power → Basic Structure


Trap 3

Article 368(5) was introduced by the 42nd Amendment.

True

It attempted to remove all limitations on Parliament's amending power.


Trap 4

Article 368(5) remains valid.

False

It was struck down in:

Minerva Mills


Trap 5

Article 368(4) strengthened judicial review.

False

It attempted to:

Exclude Judicial Review

and was struck down.


Trap 6

The entire 42nd Amendment was struck down by Minerva Mills.

False

Important provisions were struck down, particularly:

Sections 4 and 55


Trap 7

Minerva Mills held that Fundamental Rights can never be amended.

False

The issue is whether an amendment damages:

Basic Structure


Trap 8

Minerva Mills held that Directive Principles are superior to Fundamental Rights.

False

It emphasised:

Balance and Harmony

between the two.


Trap 9

Minerva Mills is primarily a Ninth Schedule case.

False

It primarily concerns:

Limited Amending Power + Judicial Review + FR-DPSP Balance


Trap 10

Parliament can amend Article 368 without any limitation.

False

Article 368 itself is subject to:

Basic Structure


Trap 11

Judicial Review of constitutional amendments is completely prohibited.

False

The Supreme Court can review amendments for:

Basic Structure Violations


Trap 12

Limited Amending Power is merely a procedural rule.

False

It is recognised as a:

Basic Structure Feature


56. Important Comparison

CaseYearKey Principle
Golaknath1967Parliament cannot amend Fundamental Rights
Kesavananda Bharati1973Basic Structure Doctrine
Indira Gandhi v. Raj Narain1975Free and Fair Elections
Minerva Mills1980Limited Amending Power + Judicial Review
Waman Rao198124 April 1973 Ninth Schedule Cut-Off
I.R. Coelho2007Ninth Schedule subject to Basic Structure Review

57. Kesavananda vs Minerva Mills

Kesavananda Bharati

Established Basic Structure Doctrine

Minerva Mills

Limited Amending Power Itself Is Basic Structure

Kesavananda

Parliament Can Amend

Minerva Mills

Parliament Cannot Make Its Amending Power Unlimited

Memory

Kesavananda → Basic Structure

Minerva Mills → Limited Amending Power


58. Minerva Mills — Cause and Effect

42nd Amendment

Attempted:

Expand Article 31C

Remove Judicial Review

Make Amending Power Unlimited

↓

Minerva Mills

Supreme Court held:

These changes violate Basic Structure

↓

Result

Limited Amending Power Protected

Judicial Review Protected

FR-DPSP Balance Protected


59. Significance of Minerva Mills

The judgment is important because it:

  • Strengthened Basic Structure Doctrine
  • Prevented unlimited parliamentary power
  • Protected Judicial Review
  • Protected constitutional supremacy
  • Maintained separation of powers
  • Preserved balance between Fundamental Rights and DPSPs
  • Prevented constitutional self-destruction

60. Criticism of the Judgment

Critics of the Basic Structure approach argue that:

  • The doctrine is not expressly written in the Constitution.
  • Judges exercise substantial constitutional interpretation.
  • It may restrict Parliament's democratic mandate.
  • The Basic Structure has no exhaustive definition.
  • Judicial review may become overly expansive.

Counterargument

Supporters argue that:

  • Majorities should not be able to destroy constitutional democracy.
  • Fundamental constitutional values require protection.
  • Judicial Review prevents abuse of amendment power.
  • Constitutional supremacy requires limits on Parliament.

61. Mains Answer Framework

For:

"Explain how the Minerva Mills judgment strengthened the Basic Structure Doctrine and limited Parliament's amending power."

Use:

Introduction

Introduce Minerva Mills as a landmark 1980 judgment concerning the:

42nd Constitutional Amendment

Body

Background

  • 42nd Amendment, 1976
  • Expansion of Article 31C
  • Article 368(4)
  • Article 368(5)

Key Rulings

  • Section 4 struck down to the relevant extent
  • Section 55 struck down
  • Limited Amending Power recognised as Basic Structure
  • Judicial Review protected

Constitutional Significance

  • Constitutional supremacy
  • Separation of powers
  • FR-DPSP balance
  • Rule of Law
  • Democratic constitutionalism

Critical Perspective

  • Judicial overreach argument
  • Need to protect constitutional identity
  • Balance between parliamentary democracy and judicial review

Conclusion

Minerva Mills established that constitutional amendment is a power of change, not a power of constitutional destruction.


62. Ready-Made Mains Introduction

"The Minerva Mills judgment of 1980 is a landmark in Indian constitutional law because it transformed the Basic Structure Doctrine from a limitation on the content of constitutional amendments into a limitation on Parliament's power itself. The Supreme Court held that Parliament cannot use its limited amending power under Article 368 to make that power unlimited."


63. Ready-Made Mains Conclusion

"Minerva Mills therefore represents a constitutional balance between change and continuity. It preserves Parliament's authority to adapt the Constitution while ensuring that such authority cannot be used to eliminate judicial review, destroy the Basic Structure or upset the fundamental balance between individual liberty and social justice."


64. One-Minute Revision

Case

Minerva Mills v. Union of India

Year

1980

Amendment

42nd Constitutional Amendment, 1976

Section 4

Expanded Article 31C → Struck Down to Relevant Extent

Section 55

Inserted Article 368(4) and 368(5) → Struck Down

Article 368(4)

Attempted to Remove Judicial Review

Article 368(5)

Attempted to Make Amending Power Unlimited

Supreme Court

Rejected Unlimited Amending Power

Basic Structure

Limited Amending Power

Judicial Review

Protected

FR + DPSP

Balance and Harmony

Core Memory

Minerva Mills → Limited Power + Judicial Review + Constitutional Balance


65. Final Master Formula

42nd Amendment, 1976

↓

Expanded Article 31C

Article 368(4)

→ Attempt to Remove Judicial Review

Article 368(5)

→ Attempt to Make Amending Power Unlimited

↓

Minerva Mills, 1980

↓

Sections 4 and 55 Struck Down to Relevant Extent

↓

Limited Amending Power

↓

Basic Structure

↓

Judicial Review Protected

↓

Constitutional Supremacy

↓

Separation of Powers

↓

FR + DPSP Balance

Final Principle

Minerva Mills established that Parliament's power to amend the Constitution is not unlimited.

The Constitution gives Parliament an amending power, but that power itself is subject to the Basic Structure Doctrine.

Parliament cannot use Article 368 to convert a limited amending power into an unlimited one.

The judgment also protected Judicial Review by striking down the attempt to exclude courts from reviewing constitutional amendments.

It further protected the constitutional balance between Fundamental Rights and Directive Principles.

Therefore, the essence of Minerva Mills is:

"Power to Amend ≠ Power to Destroy."

Article 368 → Constitutional Change

Basic Structure → Constitutional Limit

Judicial Review → Constitutional Safeguard

Minerva Mills → Limited Amending Power