Which Article of the Indian Constitution empowers the Parliament to enact laws on subjects in the State List to implement international treaties and conventions?

Explanation

Article 253 of the Constitution of India empowers the Parliament to make laws for the entire territory of India or any part thereof for implementing any treaty, agreement, or convention with any other country or countries, or any decision made at any international conference, association, or other body. This allows the Parliament to legislate even on subjects that otherwise fall under the exclusive legislative domain of the States.