The Interstate River Water Disputes Act, 1956 (IRWD Act) is an Act of the Parliament of India enacted under Article 262 of Constitution of India on the eve of reorganization of states on linguistic basis to resolve the water disputes that would arise in the use, control and distribution of an interstate river or river valley. Article 262 of the Indian Constitution provides a role for the union government in adjudicating conflicts surrounding interstate rivers that arise among the state/regional governments. This Act further has undergone amendments subsequently and its most recent amendment took place in the year 2002.