Country of origin marking is used to clearly indicate to the ultimate purchaser of a product where it is made. NAFTA marking rules are also used to determine the rate of duty, staging and country of origin applicable for NAFTA goods.
Article 311 : Country of Origin Marking
Annex 311 : Country of Origin Marking
19 CFR 102 - Rules of Origin
19 CFR 134 - Country of Origin Marking
19 CFR 12.130 - Textiles and textile products country of origin
19 CFR 181.111-.116 - Applicability