The Tenth Amendment of the Constitution of India, officially known as The Constitution (Tenth Amendment) Act, 1961, incorporated Dadra and Nagar Haveli as the seventh Union territory of India, by amending the First Schedule to the Constitution. It also amended clause (1) of article 240 of the Constitution to include therein the Union territory of Dadra and Nagar Haveli in order to enable the President to "make regulations for the peace, progress and good government of the territory". The 10th Amendment retroactively came into effect on 11 August 1961.