Top 25 Constitution Judgments for CLAT PG 2026

19 Aug 2025  Read 50 Views

If you’re preparing for CLAT PG, you simply cannot afford to skip these 25 constitutional judgments. They’re the ones examiners love to test again and again, because they make up the very foundation of Indian Constitutional law—whether it’s the Basic Structure doctrine in Kesavananda Bharati, the recognition of Right to Privacy in Puttaswamy, or debates on reservations, equality, emergency powers, judicial independence, and socio-economic rights. These aren’t just cases to memorise—they’re the turning points that shaped the way our Constitution is read and applied even today. And here’s the good news: if you master these 25, you’ve already cracked nearly 90% of the case-law questions CLAT PG loves to ask. Let’s get started.

S. No.

Case Title

Why Important?

Relevant Articles

Judgment

1.

Kesavananda Bharati v. State of Kerala (1973)

Established the Basic Structure Doctrine – Parliament can amend the Constitution, but not alter its basic structure.

Article 368 (amendment power), Articles 24, 31 (property rights), Preamble.

Parliament’s power to amend is wide, but cannot destroy essentials like rule of law, separation of powers, judicial review, fundamental rights.

2.

Indira Nehru Gandhi v. Raj Narain (1975)

Struck down 39th Constitutional Amendment insulating PM’s election from judicial review.

Article 329A (added by 39th Amendment), Article 14, Rule of Law (Basic Structure).

Free and fair elections + judicial review = part of Basic Structure.

3.

Minerva Mills v. Union of India (1980)

Balanced Fundamental Rights & Directive Principles; reinforced Basic Structure.

Article 31C, Articles 14 & 19, Part IV (DPSPs).

Parliament cannot give unlimited power to itself. Harmony between Part III and Part IV is part of Basic Structure.

4.

I.R. Coelho v. State of Tamil Nadu (2007)

Judicial review of 9th Schedule laws allowed.

Article 31B (9th Schedule), Basic Structure.

Any law (even in 9th Schedule after 1973) violating Fundamental Rights/basic structure is subject to judicial review.

5.

Maneka Gandhi v. Union of India (1978)

Expanded Article 21 – life & liberty cannot be restricted except by just, fair, and reasonable procedure.

Article 21, Articles 14, 19 (Golden Triangle).

Procedure established by law must be fair, just, reasonable; due process incorporated.

6.

A.K. Gopalan v. State of Madras (1950)

Early case – narrow interpretation of Article 21.

Articles 19, 21, 22.

Liberty under Art. 21 is separate from freedoms under Art. 19. “Procedure established by law” is enough (no due process requirement). Later overruled by Maneka Gandhi.

7.

ADM Jabalpur v. Shivkant Shukla (1976)

Low point – SC upheld suspension of Article 21 during Emergency.

Articles 21, 359.

During Emergency, right to life can be suspended. Widely criticized; overruled later by Puttaswamy.

8.

K.S. Puttaswamy v. Union of India (2017)

Recognized Right to Privacy as a Fundamental Right.

Articles 14, 19, 21.

Privacy intrinsic to right to life and liberty under Article 21.

9.

Navtej Singh Johar v. Union of India (2018)

Decriminalized consensual homosexuality.

Articles 14, 15, 19, 21; Section 377 IPC.

Section 377 unconstitutional to the extent it criminalized consensual same-sex relations.

10.

Joseph Shine v. Union of India (2018)

Struck down adultery law (Section 497 IPC).

Articles 14, 15, 21.

Law discriminatory against women; violated dignity and equality.

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11.

Shayara Bano v. Union of India (2017)

Declared instant triple talaq unconstitutional.

Articles 14, 21, 25.

Talaq-e-biddat violates Fundamental Rights; not essential religious practice.

12.

S.R. Bommai v. Union of India (1994)

Laid down limits on President’s Rule under Article 356.

Articles 356, 365.

President’s Rule subject to judicial review; secularism = Basic Structure.

13.

Shreya Singhal v. Union of India (2015)

Struck down Section 66A of IT Act.

Article 19(1)(a), 19(2).

Freedom of speech cannot be curtailed by vague/unreasonable restrictions.

14.

Vishaka v. State of Rajasthan (1997)

Laid down guidelines against sexual harassment at workplace.

Articles 14, 15, 19, 21; CEDAW (international law).

Guidelines to be followed until legislation enacted (later became POSH Act, 2013).

15.

Olga Tellis v. Bombay Municipal Corp. (1985)

Right to livelihood = part of right to life.

Article 21, 19(1)(e), 19(1)(g).

Eviction of pavement dwellers without rehabilitation violates right to life.

16.

Indra Sawhney v. Union of India (1992)

Upheld OBC reservations; introduced 50% ceiling limit.

Articles 14, 16(4).

Caste-based reservation valid, but capped at 50%; no reservation in promotions.

17.

State of Madras v. Champakam Dorairajan (1951)

First case striking down caste-based reservations in education.

Article 15(1), Article 29(2).

Reservation violated equality. Led to First Constitutional Amendment (Art. 15(4)).

18.

T.M.A. Pai Foundation v. State of Karnataka (2002)

Rights of minorities to establish & administer educational institutions.

Articles 19(1)(g), 29, 30.

Broad interpretation of minority rights; balance with state regulations.

19.

Pramati Educational & Cultural Trust v. Union of India (2014)

Exempted minority institutions from RTE Act.

Article 21A, Article 30(1).

RTE Act not applicable to minority institutions.

20.

State of West Bengal v. Union of India (1962)

Federalism case – Union supremacy over states.

Articles 246, 131, 298, 299.

States have no sovereignty; Constitution establishes indestructible Union.

21.

Golaknath v. State of Punjab (1967)

Parliament cannot amend Fundamental Rights.

Article 368, Part III.

FRs beyond Parliament’s amending power. Later modified in Kesavananda.

22.

R.C. Cooper v. Union of India (1970)

Bank nationalisation; Expanded scope of Article 19(1)(g).

Article 19(1)(g), Article 31.

Laws affecting property rights must pass test of reasonableness under Art. 19(1)(g).

23.

S.P. Gupta v. Union of India (1981) (First Judges’ Case)

Executive primacy in judicial appointments.

Articles 124, 217.

“Consultation” does not mean “concurrence” of CJI.

24.

SC Advocates-on-Record Assn. v. Union of India (1993) (Second Judges’ Case)

Judicial primacy in appointments (Collegium system).

Articles 124, 217.

CJI’s opinion has primacy; Collegium system established.

25.

Fourth Judges’ Case (NJAC Case, 2015)

Struck down NJAC Act; upheld Collegium system.

Articles 124, 217, 368.

Judicial independence = Basic Structure; NJAC unconstitutional

 

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Conclusion

If you look closely, these 25 judgments are not just cases—they are the story of how the Indian Constitution has grown, adapted, and protected our rights over the years. From defining the limits of Parliament’s power to recognising dignity, equality, and freedom in everyday life, these rulings are the backbone of constitutional law. For CLAT PG aspirants, knowing them is non-negotiable. But beyond exams, they help you see how the Supreme Court has shaped the India we live in today. So, don’t just memorize—understand the principles, connect them with current issues, and you’ll never forget them.

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About the Author: Ruchira Mathur | 26 Post(s)

Ruchira is a law graduate with a BBA LLB degree from New Law College, Pune. Passionate about Company, Taxation, and Labor laws, she believes in simplifying legal knowledge to make it accessible to everyone. When not decoding legal jargon, she enjoys fine arts, doodling, exploring new ideas, and finding ways to turn complex concepts into relatable content. With a firm belief in dreaming big and working hard, Ruchira strives to grow and make a meaningful impact every day.

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