The Doctrine of Fundamental Rights cannot be amended under Article 368 was propounded by the Supreme Court of India in
1) Gopalan v/s State of Madras
2) Keshavananda Bharati v/s State of Kerala
3) Golaknath v/s State of Punjab
4) Menaka v/s Union of India
After this judgement parliament did 24th amd. In 1971 , which allows parliament to amend fundamental rights as well as president will have to give his assent on such bills
3) Golaknath v/s State of Punjab