Customs Tariff Validation Act (No. 2) 1951 1 Customs Tariff Validation Act (No. 2) 1951 CUSTOMS TARIFF VALIDATION (No. 2). No. 51 of 1951. An Act to provide for the Validation of Collections of Duties of Customs under Customs Tariff Proposals. \[Assented to 11th December, 1951.\] BE it enacted by the King’s Most Excellent Majesty, the Senate, and the House of Representatives of the Commonwealth of Australia, as follows:— Short title. 1. This Act may be cited as the Customs Tariff Validation Act (No. 2) 1951. Commencement. 2. This Act shall come into operation on the day on which it receives the Royal Assent. Validation of collections under Customs Tariff Proposals. 3. All duties of customs demanded or collected (whether before or after the commencement of this Act and on or before the thirty-first day of October, One thousand nine hundred and fifty-two) pursuant to— (a) Customs Tariff Proposals No. 1, Customs Tariff Proposals No. 2 or Customs Tariff (New Zealand Preference) Proposals No. 1 introduced into the House of Representatives on the twenty-sixth day of September, One thousand nine hundred and fifty-one; or (b) Customs Tariff Proposals No. 3, Customs Tariff Proposals No. 4 or Customs Tariff (Canadian Preference) Proposals No. 1 introduced into the House of Representatives on the thirteenth day of November, One thousand nine hundred and fifty-one, shall be deemed to have been lawfully imposed and lawfully demanded or collected.