Code of Federal Regulations Title 43. Public Lands:  Interior § 43.24.7 Exemptions

(1) The control and regulation by the United States, in the area in which an international convention or treaty applies, of the taking of those species and families of fish and wildlife expressly named or otherwise covered under any international treaty or convention to which the United States is a party;

(2) Any species of fish and wildlife, control over which has been ceded or granted to the United States by any State;  and

(3) Areas over which the States have ceded exclusive jurisdiction to the United States.