This subpart sets forth the procedures and regulations for implementation of Section D of Chapter 10 of the Agreement between the United States of America, the United Mexican States, and Canada, as provided by Section 422(a) of the United States-Mexico-Canada Implementation Act (19 U.S.C. 1677(f)). These regulations are authorized by section 412(g), as amended by section 504(c)(3)(G), of the United States-Mexico-Canada Implementation Act and 19 U.S.C. 4582.