U.S. Code / Title 19 — Customs Duties / Chapter 13—Trade Agreements Act of 1979 / Subchapter Ii—Technical Barriers to Trade (Standards)Title 19PartPart E—Standards and Measures Under the North American Free Trade AgreementContentssubpart 1—sanitary and phytosanitary measuressubpart 2—standards-related measuressubpart 3—part definitions