---
title: "Shankari Prasad v. Union of India (1951) — Definition"
description: "Shankari Prasad v. Union of India (1951) ruled that constitutional amendments aren't \"law\" under Article 13, impacting fundamental rights and UPSC studies."
url: "https://modeldiplomat.com/learn/glossary/shankari-prasad-v-union-of-india-1951"
---

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Model Diplomat Research Team · Last reviewed June 22, 2026

TL;DR

- Shankari Prasad v.
- Union of India (1951) was the Supreme Court of India ruling that constitutional amendments under Article 368 are not "law" under Article 13(2) and cannot be struck down for abridging fundamental rights.
- Is Shankari Prasad v. Union of India still good law?
- What was the constitutional question in Shankari Prasad?
- How does Shankari Prasad differ from Kesavananda Bharati?

[Civil Service & Diplomatic Exams](https://modeldiplomat.com/learn/civil-services/glossary)Updated June 22, 2026

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## Timeline

1. 5 October 1951

   Union of India\*\*, decided by the Supreme Court of India on and reported as AIR 1951 SC 458, was the first constitutional challenge to Parliament's power to…

2. 24 April 1973

   State of Tamil Nadu (2007)—extended basic-structure review even to Ninth Schedule entries inserted after .

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Example

In October 1951 the Supreme Court of India, in Shankari Prasad v. Union of India, upheld the First Amendment and dismissed challenges by Bihar and Uttar Pradesh zamindars to Articles 31A, 31B, and the Ninth Schedule.

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