CHAPTER I—UNITED STATES FISH AND WILDLIFE SERVICE, DEPARTMENT OF THE INTERIOR
- SUBCHAPTER A—GENERAL PROVISIONS (Parts 1–3)
- SUBCHAPTER B—TAKING, POSSESSION, TRANSPORTATION, SALE, PURCHASE, BARTER, EXPORTATION, AND IMPORTATION OF WILDLIFE AND PLANTS (Parts 10–24)
- SUBCHAPTER C—THE NATIONAL WILDLIFE REFUGE SYSTEM (Parts 25–38)
- SUBCHAPTER E—MANAGEMENT OF FISHERIES CONSERVATION AREAS (Parts 70–71)
- SUBCHAPTER F—FINANCIAL ASSISTANCE—WILDLIFE SPORT FISH RESTORATION PROGRAM (Parts 80–86)
- SUBCHAPTER G—MISCELLANEOUS PROVISIONS (Parts 90–92)
- SUBCHAPTER H—NATIONAL WILDLIFE MONUMENTS (Parts 96–101)