; (2) to encourage the international community to prohibit the importation of covered DRC goods; (3) to enforce labor provisions under Chapter 23 of the United States-Mexico-Canada Agreement (USMCA) and coordinate with Mexico and Canada to effectively implement Article 23.6 of the United States-Mexico-Canada Agreement to prohibit the importation of covered DRC goods into the North American market; (4) to mitigate and prevent gross violations of human rights in the DRC by— (A) utilizing bilateral diplomatic channels and multinational institutions where both the United States and the DRC are members; and (B) using other applicable authorities available to the United States Government, including with regard to development assistance; and (5) to combat PRC control of strategic metals and minerals in the global supply chain. 4. Rebuttable presumption that import prohibition applies to covered DRC goods (a) In general Except as provided in subsection (b), covered DRC goods shall be deemed to be goods, wares, articles, and merchandise described in section 307 of the Tariff Act of 1930 ( 19 U.S.C. 1307 ) and shall not be entitled to entry at any of the ports of the United States. (b) Exception The prohibition described in subsection (a) shall not apply if the Commissioner of U.S. Customs and Border Protection— (1) determines, based on clear and convincing evidence, including information produced by due diligence reviews by importers of their supply chains, that the covered DRC goods were not mined, produced or manufactured wholly or in part by child labor or forced labor