50 CFR § 20.2 - Relation to other provisions.
(a) Migratory bird permits. The provisions of this part shall not be construed to alter the terms of any permit or other authorization issued pursuant to part 21 of this subchapter.
(c) National wildlife refuges. The provisions of this part are in addition to, and are not in lieu of, any other provision of law respecting migratory game birds under the National Wildlife Refuge System Administration Act of 1966 (80 Stat. 927, as amended; 16 U.S.C. 668dd) or any regulation made pursuant thereto.
(d) State Laws for the protection of migratory birds. No statute or regulation of any State shall be construed to relieve a person from the restrictions, conditions, and requirements contained in this part, however, nothing in this part shall be construed to prevent the several States from making and enforcing laws or regulations not inconsistent with these regulations and the conventions between the United States and any foreign country for the protection of migratory birds or with the Migratory Bird Treaty Act, or which shall give further protection to migratory game birds.
(e) Migratory bird subsistence harvest in Alaska. The provisions of this part, except for paragraphs (a) through (d) of this section, are not applicable to the regulations governing the migratory bird subsistence harvest in Alaska (part 92 of this subchapter) unless specifically referenced in part 92 of subchapter G of this chapter.