50 C.F.R. § 300.320
The regulations in this subpart are issued under the authority of the Atlantic Tunas Convention Act of 1975 (ATCA), the Magnuson-Stevens Fishery Conservation and Management Act, the Tuna Conventions Act of 1950, and the Antarctic Marine Living Resources Convention Act of 1984. These regulations implement the applicable recommendations of the International Commission for the Conservation of Atlantic Tunas (ICCAT) for the conservation and management of tuna and tuna-like species in the Atlantic Ocean, the Inter-American Tropical Tuna Commission (IATTC) for the conservation and management of highly migratory fish resources in the eastern Pacific Ocean, and the Commission for the Conservation of Antarctic Marine Living Resources so far as they affect vessels and persons subject to the jurisdiction of the United States. These regulations are also issued under the Marine Mammal Protection Act of 1972, the Dolphin Protection Consumer Information Act and the Security and Accountability for Every Port Act of 2006. The requirements in this subpart may be incorporated by reference in other regulations under this title.
50 C.F.R. §300.320