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Important Supreme Court Judgments on Centre–State Relations

UPSC Civil Services• POLITY• Centre–State Relations• Important Supreme Court Judgments on Centre–State Relations
Explains the major Supreme Court judgments that have shaped Centre–State relations in India. Covers State of West Bengal v. Union of India, State of Rajasthan v. Union of India, Kesavananda Bharati, Minerva Mills, S.R. Bommai, Rameshwar Prasad, Nabam Rebia, Government of NCT of Delhi v. Union of India, M. Karunanidhi, Hoechst Pharmaceuticals, State of Bombay v. F.N. Balsara and Union of India v. Mohit Minerals. The article connects these judgments with federalism, Article 356, Governor's powers, floor tests, legislative competence, repugnancy, the Basic Structure Doctrine, GST Council, Article 131, Article 262, judicial review, State autonomy, cooperative federalism and constitutional balance, with UPSC Prelims facts, traps, memory tricks and Mains perspective.

Important Supreme Court Judgments on Centre–State Relations

Introduction

The Supreme Court has played a crucial role in shaping:

Centre–State Relations

through interpretation of:

  • Federal provisions
  • Legislative powers
  • Executive authority
  • Governor's role
  • Article 356
  • Inter-State disputes
  • Fiscal federalism
  • Constitutional amendments
  • State autonomy
  • Union–State institutional balance

The Court acts as:

Constitutional Interpreter + Federal Arbiter + Guardian of Constitutional Limits

Important judgments have addressed:

Union Supremacy

State Autonomy

Federalism

Judicial Review

Governor's Discretion

President's Rule

Legislative Competence

GST Federalism

The central principle is:

Supreme Court Jurisprudence → Constitutional Balance Between Union and States


1. Why Supreme Court Judgments Matter

Centre–State relations are governed by a detailed constitutional framework, but many provisions require:

Judicial Interpretation

because disputes may arise over:

  • Meaning of legislative entries
  • Scope of Union powers
  • State powers
  • Governor's discretion
  • Article 356
  • Repugnancy
  • Constitutional amendments
  • Inter-State rights

The Supreme Court therefore determines:

Where Union Authority Ends + Where State Authority Begins


2. Major Judgments — Quick Overview

The most important cases include:

State of West Bengal v. Union of India
→ Nature of Indian Federalism

State of Rajasthan v. Union of India
→ Article 356 + Centre–State Relations

Kesavananda Bharati v. State of Kerala
→ Basic Structure

Minerva Mills v. Union of India
→ Limited Amending Power

S.R. Bommai v. Union of India
→ Article 356 + Federalism

Rameshwar Prasad v. Union of India
→ Dissolution of State Assembly

S.R. Chaudhuri / Nabam Rebia line of cases
→ Governor + Legislative Majority / Constitutional Process

Government of NCT of Delhi v. Union of India
→ Delhi + Federal Principles

M. Karunanidhi v. Union of India
→ Repugnancy

Hoechst Pharmaceuticals Ltd. v. State of Bihar
→ Legislative Competence

Mohit Minerals
→ GST Council + Fiscal Federalism
3. State of West Bengal v. Union of India
Core Issue

The case concerned the:

Relationship Between Union and States

and the extent of:

Union Authority

over States.

Constitutional Significance

The Supreme Court emphasised the:

Strong Union Character

of the Indian Constitution.

Indian States do not possess:

Independent Sovereignty

outside the Constitution.

The Union and States derive their powers from:

The Constitution

rather than from a compact between sovereign States.

Importance for UPSC

This case is important for understanding:

India Is Federal But Has a Strong Union

Memory:

West Bengal Case → Strong Union Character

4. State of Rajasthan v. Union of India
Core Issue

The case concerned:

Article 356

and the relationship between:

Union + State Governments

Significance

The judgment forms part of the early judicial discussion on:

President's Rule

and the scope of:

Judicial Review

over Union action.

It is important for understanding the evolution from:

Limited Judicial Intervention

towards stronger judicial scrutiny that later developed in:

S.R. Bommai

UPSC Point

Do not treat:

State of Rajasthan

as equivalent to:

S.R. Bommai

The latter significantly strengthened judicial safeguards over Article 356.

5. Kesavananda Bharati v. State of Kerala
Core Issue

The case concerned:

Constitutional Amendment Power

and the extent to which Parliament can amend the Constitution.

Basic Structure Doctrine

The Supreme Court held that:

Parliament Can Amend the Constitution

but cannot:

Destroy Its Basic Structure

Federalism

Federalism is recognised as an important component of the:

Basic Structure

This creates a long-term constitutional safeguard against:

Destruction of Federal Character

UPSC Memory

Kesavananda → Basic Structure

6. Minerva Mills v. Union of India
Core Issue

The case examined:

Extent of Parliament's Amending Power

Significance

The Supreme Court reaffirmed:

Limited Amending Power

and held that Parliament cannot use its amending power to:

Destroy Constitutional Limitations

The judgment strengthened:

Judicial Review
Constitutional Supremacy
Limited Government

These principles indirectly protect:

Federal Balance

UPSC Memory

Minerva Mills → Limited Amending Power

7. S.R. Bommai v. Union of India
Importance

This is arguably the:

Most Important Supreme Court Judgment on Centre–State Relations

for UPSC.

Core Issue

The case concerned:

Article 356

and:

Dismissal of State Governments

Major Principles

The Supreme Court held that:

Article 356 Is Subject to Judicial Review

President's Rule cannot be treated as:

Completely Immune from Judicial Scrutiny

Floor Test

When majority is in doubt, the proper mechanism is generally:

Test of Majority on the Floor of the House

rather than:

Governor's Subjective Assessment

Federalism

The judgment recognised:

Federalism as an Important Constitutional Principle

and strengthened:

State Autonomy

Objective Material

Article 356 must be based on:

Relevant Constitutional Material

rather than:

Purely Political Considerations

Assembly Dissolution

Dissolution of the Legislative Assembly before Parliament's approval involves important constitutional limitations.

The Court strengthened safeguards against:

Arbitrary Central Intervention

UPSC Memory

Bommai → 356 + Floor Test + Federalism + Judicial Review

8. Rameshwar Prasad v. Union of India
Core Issue

The case concerned:

Dissolution of the Bihar Legislative Assembly

before the formation of a government.

Significance

The Supreme Court scrutinised the constitutional exercise of:

Governor's Powers + Article 356

and held the dissolution action:

Unconstitutional

although restoration of the already dissolved Assembly was not ordered because of the changed political circumstances.

Importance

The case reinforced:

Judicial Review of Governor's Reports

and:

Constitutional Limits on Central Intervention

UPSC Memory

Rameshwar Prasad → Bihar Assembly Dissolution

9. S.R. Bommai vs Rameshwar Prasad
S.R. Bommai	Rameshwar Prasad
Article 356	Article 356
Karnataka and other States	Bihar
Strong federal safeguards	Governor's report and dissolution
Floor test principle	Assembly dissolution
Federalism	Judicial review

Memory:

Bommai → President's Rule

Rameshwar Prasad → Assembly Dissolution

10. Nabam Rebia v. Deputy Speaker
Core Issue

The case concerned:

Governor's Role

and:

Legislative Assembly Proceedings

in Arunachal Pradesh.

Significance

The Supreme Court examined the scope of:

Governor's Discretion

and emphasised that the Governor cannot ordinarily function as an:

Independent Political Authority

outside the constitutional framework.

The case is important for:

Governor + Legislature + Federal Balance

UPSC Memory

Nabam Rebia → Governor's Discretion + Legislative Process

11. Government of NCT of Delhi v. Union of India
Core Issue

The constitutional relationship between:

Lieutenant Governor
Elected Delhi Government
Union Government

under:

Article 239AA

Significance

The Supreme Court emphasised:

Representative Government
Constitutional Morality
Federal Principles
Constitutional Distribution of Power

The Lieutenant Governor cannot ordinarily function as an:

Independent Parallel Government

in areas constitutionally assigned to the elected government.

Federal Principle

The judgment is important for:

Democratic Federalism

within a:

Special Union Territory Arrangement

12. Delhi Services Jurisprudence

Subsequent litigation concerning:

Services

examined the division of executive authority between:

Union
Lieutenant Governor
Delhi Government

The Court's jurisprudence illustrates:

Executive Power + Representative Government + Special Constitutional Status

UPSC Memory

Delhi Cases → Article 239AA + Federal Principles + LG vs Elected Government

13. M. Karunanidhi v. Union of India
Core Issue

The case concerned:

Repugnancy

between:

Union + State Laws

under:

Article 254

Significance

The Supreme Court discussed when two laws are considered:

Repugnant

and clarified principles for determining:

Legislative Incompatibility

Importance

The case is important for:

Concurrent List + Union–State Legislative Conflict

UPSC Memory

Karunanidhi → Repugnancy

14. Hoechst Pharmaceuticals Ltd. v. State of Bihar
Core Issue

The case involved:

Legislative Competence

and interpretation of:

Seventh Schedule

Significance

The Supreme Court examined:

Legislative entries
Union–State competence
Taxation powers
Federal distribution of legislative authority

It is important for understanding:

Who Has Power to Legislate

UPSC Memory

Hoechst → Legislative Competence + Seventh Schedule

15. State of Bombay v. F.N. Balsara
Core Issue

The case is associated with:

Legislative Competence

and:

Pith and Substance

Significance

The Court applied the doctrine to determine:

True Nature and Character of Legislation

It helped establish principles for dealing with:

Overlapping Legislative Entries

UPSC Memory

Balsara → Pith and Substance

16. State of Rajasthan / Bommai / Rameshwar Prasad — Evolution

The judicial approach to:

Article 356

can be understood as an evolution:

State of Rajasthan
↓
Limited Early Judicial Approach
↓
S.R. Bommai
↓
Strong Judicial Review
↓
Rameshwar Prasad
↓
Further Constitutional Scrutiny

This demonstrates the growth of:

Federal Judicial Safeguards

17. Union of India v. Mohit Minerals Pvt. Ltd.
Core Issue

The case concerned the:

GST Council

and:

GST Framework

Significance

The Supreme Court held that recommendations of the:

GST Council

are:

Persuasive Rather Than Automatically Binding

on Parliament and State Legislatures, subject to the constitutional framework.

Federal Significance

The judgment emphasised:

Cooperative Federalism

while recognising that:

Constitutional Law-Making Powers

remain with:

Parliament + State Legislatures

UPSC Memory

Mohit Minerals → GST Council + Cooperative Federalism

18. State of West Bengal Case vs Mohit Minerals

These cases illustrate different aspects of Indian federalism:

State of West Bengal

Strong Union Character

Mohit Minerals

Cooperative Fiscal Federalism

Thus India combines:

Union Strength + Federal Cooperation

19. S.R. Bommai and Basic Structure

Bommai is particularly important because it connects:

Federalism

with:

Constitutional Structure

Federalism is not merely:

A Political Arrangement

but an:

Important Constitutional Principle

This strengthens the protection of:

State Autonomy

20. Federalism and Basic Structure

The constitutional jurisprudence can be remembered through:

Kesavananda Bharati
→ Basic Structure

Minerva Mills
→ Limited Amending Power

S.R. Bommai
→ Federalism + Article 356

Together:

Basic Structure + Limited Amendment + Federalism

form a major constitutional safeguard.

21. Supreme Court and Governor

The Court's Centre–State jurisprudence increasingly emphasises:

Constitutional Restraint

in the exercise of gubernatorial powers.

Important areas include:

Government formation
Floor test
Summoning / prorogation questions
Reservation of Bills
Article 356 reports

The broader principle is:

Governor Must Function Within Constitutional Bounds

22. Supreme Court and Legislative Federalism

The Court determines:

Who Has Legislative Competence

through:

Pith and substance
Territorial nexus
Repugnancy
Colourable legislation
Legislative entry interpretation

This protects:

Union–State Legislative Boundaries

23. Supreme Court and Administrative Federalism

The Court reviews:

Governor's actions
Union directions
State executive action
Central agency issues
Special constitutional arrangements

The objective is:

Constitutional Administrative Balance

24. Supreme Court and Fiscal Federalism

The Court can decide constitutional questions involving:

Taxation powers
GST
State borrowing
Legislative competence in fiscal matters
Financial restrictions

This ensures:

Financial Federalism Within Constitutional Limits

25. Supreme Court and Inter-State Disputes

The Court may be involved in:

Legal disputes between States
Inter-State trade issues
Water disputes under the applicable framework
Territorial disputes
Constitutional disputes

However, different disputes may fall under:

Different Constitutional / Statutory Jurisdictions

26. Article 131

Article 131 provides:

Exclusive Original Jurisdiction

for specified disputes involving:

Union and States
States and States

where the dispute concerns:

Existence or Extent of a Legal Right

27. Article 131 — UPSC Trap

Not every disagreement between:

Union + State

can be filed under Article 131.

The dispute must:

Satisfy the Constitutional Requirements

and involve:

A Legal Right

rather than merely:

Political or Policy Disagreement

28. Article 262 and Water Disputes

Inter-State river water disputes have a:

Special Constitutional Framework

under:

Article 262

Therefore:

Article 131 ≠ Automatic Route for Every Water Dispute

This is a major UPSC distinction.

29. Supreme Court and State Reorganisation

The Court can examine whether:

Constitutional Procedures

relating to State reorganisation have been followed.

However:

Parliament's Authority Under Articles 2–4

is constitutionally broad.

The State Legislature's views are:

Not Binding

30. Supreme Court and Special Provisions

The Court may interpret:

Article 371 series
Fifth Schedule
Sixth Schedule
Article 239AA
Other asymmetric arrangements

The judicial challenge is:

Regional Autonomy + Constitutional Unity

31. Supreme Court and Fundamental Rights

Centre–State disputes may also involve:

Equality
Freedom
Minority rights
Linguistic rights
Privacy
Personal liberty

The Court ensures:

Federal Powers Cannot Override Fundamental Rights

32. Article 32 and Federal Questions

Federal issues may reach the Supreme Court through:

Article 32

where:

Fundamental Rights

are involved.

Therefore:

Article 131 Is Not the Only Constitutional Route

for Centre–State-related litigation.

33. Article 141

Article 141 provides that:

Law Declared by the Supreme Court

is binding on:

All Courts in India

This ensures:

Uniform Constitutional Interpretation

across the federal system.

34. Article 142

Article 142 allows the Supreme Court to:

Do Complete Justice

in cases before it.

This can assist in resolving:

Complex Constitutional Disputes

subject to the constitutional framework.

35. Article 143

Under Article 143, the President may seek:

Advisory Opinion

from the Supreme Court on important:

Questions of Law or Fact

This is different from:

Adjudication under Article 131

36. Supreme Court as Federal Balance

The Court's overall role can be represented as:

Union Power
        ↕
State Power
        ↓
Constitution
        ↓
Supreme Court
        ↓
Judicial Review
        ↓
Federal Balance

The Court does not:

Create Federal Powers

It:

Interprets + Enforces Constitutional Powers

37. Important Cases — Comparative Table
Case	Main Issue	UPSC Takeaway
State of West Bengal v. Union of India	Nature of Indian federalism	Strong Union character
State of Rajasthan v. Union of India	Article 356	Early judicial approach
Kesavananda Bharati	Basic Structure	Federalism protected indirectly
Minerva Mills	Amending power	Limited amending power
S.R. Bommai	Article 356	Federalism + floor test + judicial review
Rameshwar Prasad	Bihar Assembly dissolution	Governor/Article 356 limits
Nabam Rebia	Governor + Assembly	Gubernatorial discretion
M. Karunanidhi	Repugnancy	Article 254
Hoechst Pharmaceuticals	Legislative competence	Seventh Schedule
State of Bombay v. F.N. Balsara	Pith and substance	Legislative competence
Government of NCT of Delhi	Delhi governance	Federal principles + representative government
Mohit Minerals	GST Council	Cooperative fiscal federalism
38. Most Important Cases for UPSC

For quick revision, prioritise:

Tier 1 — Must Remember

S.R. Bommai

Kesavananda Bharati

State of West Bengal

Government of NCT of Delhi

Mohit Minerals

Tier 2 — Important

Minerva Mills

Rameshwar Prasad

Nabam Rebia

M. Karunanidhi

Hoechst Pharmaceuticals

Tier 3 — Supporting

State of Rajasthan

State of Bombay v. F.N. Balsara

39. Case-Law Memory Chain
West Bengal
→ Strong Union

Kesavananda
→ Basic Structure

Minerva Mills
→ Limited Amendment

Bommai
→ Article 356 + Federalism

Rameshwar Prasad
→ Assembly Dissolution

Nabam Rebia
→ Governor

Delhi Cases
→ Article 239AA

Karunanidhi
→ Repugnancy

Hoechst
→ Legislative Competence

Mohit Minerals
→ GST Council
40. Why These Judgments Matter

These judgments demonstrate that Indian federalism has evolved through:

Constitutional Text

Political Practice

Judicial Interpretation

The Supreme Court has gradually developed:

Federal Safeguards

without eliminating:

Union Authority

41. Judicial Federalism and Cooperative Federalism

The Court's jurisprudence often supports:

Consultation + Constitutional Restraint

rather than:

Unilateral Exercise of Power

However, the Court also recognises:

Legitimate Union Authority

This produces:

Balanced Federalism

42. Judicial Federalism and State Autonomy

The Supreme Court protects:

State Autonomy

where Union action exceeds:

Constitutional Limits

But it also protects the:

Union's Constitutional Powers

when States exceed their own authority.

Thus:

The Court Protects the Constitution, Not One Particular Government Level

43. Judicial Federalism and Democracy

Federalism cannot be separated from:

Democratic Accountability

This is why:

Floor tests
Legislative majorities
Elected State Governments
Representative institutions

are central to:

Centre–State Judicial Review

44. Challenges Before the Judiciary

The Court often faces difficult questions involving:

Political disputes presented as legal disputes
Delayed litigation
Complex federal statutes
Constitutional ambiguity
Emergency powers
Overlapping jurisdictions

The challenge is:

Strong Judicial Review + Institutional Restraint

45. Way Forward

The role of the Supreme Court in federal matters can be strengthened through:

Timely Constitutional Adjudication

Clear Federal Jurisprudence

Larger Benches for Major Federal Questions

Consistent Treatment of Governor Issues

Clear Distinction Between Article 131 and Article 262

Judicial Restraint Where Political Dialogue Is More Appropriate

Protection of Basic Structure and Federalism

UPSC Prelims Facts
46. Important Facts
Article 131 provides the Supreme Court's exclusive original jurisdiction in specified Union–State and State–State disputes.
Article 131 requires a dispute involving the existence or extent of a legal right.
Article 262 provides a special framework for inter-State river water disputes.
Article 263 provides for the Inter-State Council.
Article 141 makes Supreme Court law binding on all courts in India.
Article 142 provides the power to do complete justice.
Article 143 provides advisory jurisdiction.
S.R. Bommai is the leading case on Article 356 and federalism.
Kesavananda Bharati established the Basic Structure Doctrine.
Minerva Mills reaffirmed the limited nature of Parliament's amending power.
State of West Bengal v. Union of India is important for understanding the strong Union character of Indian federalism.
State of Rajasthan v. Union of India is associated with early Article 356 jurisprudence.
Rameshwar Prasad concerns dissolution of the Bihar Legislative Assembly.
Nabam Rebia concerns the Governor's role and legislative process in Arunachal Pradesh.
Government of NCT of Delhi v. Union of India concerns Article 239AA and the relationship between the elected Delhi Government and the Lieutenant Governor.
M. Karunanidhi is important for the doctrine of repugnancy.
Hoechst Pharmaceuticals is important for legislative competence and the Seventh Schedule.
State of Bombay v. F.N. Balsara is associated with pith and substance.
Union of India v. Mohit Minerals is important for the constitutional status of GST Council recommendations.
Federalism is an important element of the Basic Structure.
Judicial review can apply to both Union and State action.
Article 131 is not the only route for Centre–State-related litigation.
State ratification of a constitutional amendment does not make it immune from Basic Structure review.
47. UPSC Prelims Traps
Trap 1

"Article 131 covers every political dispute between the Union and States."

False

It requires:

Specified Governmental Parties + Legal Right

Trap 2

"Article 131 is the normal route for every inter-State water dispute."

False

Water disputes have a:

Special Framework Under Article 262

Trap 3

"S.R. Bommai abolished Article 356."

False

It imposed:

Constitutional + Judicial Safeguards

Trap 4

"Kesavananda Bharati directly created the doctrine of federalism."

False

It created the:

Basic Structure Doctrine

which protects fundamental constitutional features including federalism.

Trap 5

"All Supreme Court cases on Centre–State relations concern Article 356."

False

They also concern:

Legislative competence
Governor
GST
State autonomy
Inter-State disputes
Constitutional amendments
Delhi federalism
Trap 6

"GST Council recommendations are automatically binding laws."

False

The Supreme Court in:

Mohit Minerals

held that they have:

Persuasive Value

rather than automatic binding force.

Trap 7

"Article 141 makes only federal judgments binding."

False

Law declared by the Supreme Court is binding on:

All Courts in India

Trap 8

"Article 143 is original jurisdiction."

False

Article 143 → Advisory Jurisdiction

Article 131 → Original Jurisdiction

48. Easy Memory Tricks
Core Case List
West Bengal
→ Union Strength

Kesavananda
→ Basic Structure

Minerva
→ Limited Amendment

Bommai
→ 356 + Federalism

Rameshwar
→ Assembly Dissolution

Nabam Rebia
→ Governor

Delhi
→ 239AA

Karunanidhi
→ Repugnancy

Hoechst
→ Competence

Mohit Minerals
→ GST
49. Case Categories
FEDERALISM
→ State of West Bengal

ARTICLE 356
→ State of Rajasthan
→ S.R. Bommai
→ Rameshwar Prasad

BASIC STRUCTURE
→ Kesavananda Bharati
→ Minerva Mills

GOVERNOR
→ Nabam Rebia
→ Delhi jurisprudence

LEGISLATIVE FEDERALISM
→ Karunanidhi
→ Hoechst
→ Balsara

FISCAL FEDERALISM
→ Mohit Minerals
50. Supreme Court Federalism Formula
Judicial Review
+
Constitutional Interpretation
+
Federal Adjudication
+
Basic Structure
+
Democratic Safeguards
        ↓
Constitutional Federal Balance
Quick Revision
51. One-Page Revision
IMPORTANT SUPREME COURT JUDGMENTS
ON CENTRE–STATE RELATIONS
        ↓
State of West Bengal
→ Strong Union Character
        ↓
State of Rajasthan
→ Early Article 356 Jurisprudence
        ↓
Kesavananda Bharati
→ Basic Structure
        ↓
Minerva Mills
→ Limited Amending Power
        ↓
S.R. Bommai
→ Article 356 + Floor Test + Federalism
        ↓
Rameshwar Prasad
→ Assembly Dissolution
        ↓
Nabam Rebia
→ Governor + Legislative Process
        ↓
Delhi Cases
→ Article 239AA + Representative Government
        ↓
Karunanidhi
→ Repugnancy
        ↓
Hoechst
→ Legislative Competence
        ↓
Balsara
→ Pith and Substance
        ↓
Mohit Minerals
→ GST Council + Cooperative Federalism
        ↓
SUPREME COURT
→ Constitutional Federal Arbiter
Mains Perspective
52. Constitutional Significance

Supreme Court judgments have transformed Centre–State relations from:

Textual Constitutional Provisions

into:

Living Federal Principles

Judicial decisions have clarified:

Scope of Union powers
State autonomy
Governor's role
Article 356
Legislative competence
Fiscal federalism
Basic Structure
53. Major Contributions
Protection of Federalism

S.R. Bommai

placed strong judicial safeguards around Article 356.

Protection of Basic Structure

Kesavananda Bharati + Minerva Mills

limited constitutional amendment power.

Legislative Clarity

Karunanidhi + Hoechst

clarified legislative competence and repugnancy.

Democratic Federalism

Delhi jurisprudence + Nabam Rebia

strengthened representative government and constitutional limits on gubernatorial action.

Fiscal Federalism

Mohit Minerals

clarified the constitutional role of the GST Council.

54. Limitations
Judicial Delay

Long-running federal disputes can reduce:

Effective Governance

Political Sensitivity

Federal judgments often have:

Major Political Consequences

Institutional Boundaries

Courts must balance:

Judicial Review + Judicial Restraint

Complex Constitutional Questions

Federal disputes often combine:

Law + Politics + Administration + Economics

55. Way Forward

The Supreme Court's federal jurisprudence should continue to emphasise:

Constitutional Supremacy

Federal Balance

Democratic Accountability

Timely Adjudication

Judicial Independence

Respect for Institutional Boundaries

The broader approach should be:

Judicial Review as a Constitutional Safeguard, Not a Substitute for Political Federal Dialogue

56. Conclusion

The Supreme Court has been instrumental in shaping:

Indian Federalism

through landmark judgments dealing with:

Union Power

State Autonomy

Article 356

Governor's Powers

Legislative Competence

GST

Basic Structure

and:

Inter-State Disputes

The most important judgments for UPSC are:

State of West Bengal v. Union of India → Strong Union

State of Rajasthan v. Union of India → Article 356

Kesavananda Bharati → Basic Structure

Minerva Mills → Limited Amending Power

S.R. Bommai → Article 356 + Federalism + Floor Test

Rameshwar Prasad → Assembly Dissolution

Nabam Rebia → Governor

Government of NCT of Delhi → Delhi Federalism

M. Karunanidhi → Repugnancy

Hoechst Pharmaceuticals → Legislative Competence

State of Bombay v. F.N. Balsara → Pith and Substance

Mohit Minerals → GST Council + Cooperative Federalism

The broader constitutional principle is:

Strong Union + Meaningful State Autonomy + Judicial Review + Democratic Safeguards = Balanced Indian Federalism