The Constitution (Distribution of Revenues) Order, 1965, the Union Duties of Excise (Distribution) Act, 1962 (3 of 1962), the Additional Duties of Excise (Goods of Special Importance) Act, 1957 (58 of 1957), and the Estate Duty (Distribution) Act 1962, (9 of 1962), shall on and from the appointed day, stand amended as directed in the Twelfth Schedule.