Short Title Short title 1 This Act may be cited as the  Xinjiang Manufactured Goods Importation Prohibition Act . 1997, c. 36 Customs Tariff 2 The  Customs Tariff  is amended by adding the following after section 136: Prohibited imports 136.1 Despite anything in this Act, the importation of goods manufactured or produced wholly or in part in the Xinjiang Uyghur Autonomous Region of the People’s Republic of China is prohibited. Customs Tariff Clause 2 : New. Coming into Force First anniversary of royal assent 3 This Act comes into force on the first anniversary of the day on which it receives royal assent.