| 1. | National Parks, Military Parks, Monuments, and Seashores | 1 |
| 1A. | Historic Sites, Buildings, Objects, and Antiquities | 461 |
| 1B. | Archaeological Resources Protection | 470aa |
| 1C. | Paleontological Resources Preservation | 470aaa |
| 2. | National Forests | 471 |
| 3. | Forests; Forest Service; Reforestation; Management | 551 |
| 3A. | Unemployment Relief Through Performance of Useful Public Work [Omitted or Repealed] | 584 |
| 3B. | Soil Conservation | 590a |
| 3C. | Water Conservation | 590r |
| 4. | Protection of Timber, and Depredations | 591 |
| 5. | Protection of Fur Seals and Other Fur-Bearing Animals | 631 |
| 5A. | Protection and Conservation of Wildlife | 661 |
| 5B. | Wildlife Restoration | 669 |
| 5C. | Conservation Programs on Government Lands | 670a |
| 6. | Game and Bird Preserves; Protection | 671 |
| 7. | Protection of Migratory Game and Insectivorous Birds | 701 |
| 8. | Upper Mississippi River National Wildlife and Fish Refuge | 721 |
| 9. | Fish and Wildlife Service | 741 |
| 9A. | Preservation of Fishery Resources | 755 |
| 9B. | National Fish Hatchery System Enhancement | 760aa |
| 10. | Northern Pacific Halibut Fishing | 761 |
| 10A. | Sockeye or Pink Salmon Fishing [Repealed] | 776 |
| 10B. | Fish Restoration and Management Projects | 777 |
| 10C. | Fish Research and Experimentation Program | 778 |
| 10D. | State Commercial Fisheries Research and Development Projects [Repealed] | 779 |
| 11. | Regulation of Landing, Curing, and Sale of Sponges Taken From Gulf of Mexico and Straits of Florida | 781 |
| 12. | Federal Regulation and Development of Power | 791 |
| 12A. | Tennessee Valley Authority | 831 |
| 12B. | Bonneville Project | 832 |
| 12C. | Fort Peck Project | 833 |
| 12D. | Columbia Basin Project | 835 |
| 12E. | Niagara Power Project | 836 |
| 12F. | Pacific Northwest Consumer Power Preference; Reciprocal Priority in Other Regions | 837 |
| 12G. | Pacific Northwest Federal Transmission System | 838 |
| 12H. | Pacific Northwest Electric Power Planning and Conservation | 839 |
| 13. | Regulation of Transportation in Interstate or Foreign Commerce of Black Bass and Other Fish [Repealed] | 851 |
| 14. | Regulation of Whaling | 901 |
| 14A. | Whale Conservation and Protection | 917 |
| 15. | Predatory Sea Lampreys in the Great Lakes [Omitted] | 921 |
| 15A. | Great Lakes Fisheries | 931 |
| 15B. | Great Lakes Fish and Wildlife Restoration | 941 |
| 15C. | Great Lakes Fish and Wildlife Tissue Bank | 943 |
| 16. | Tuna Conventions | 951 |
| 16A. | Atlantic Tunas Convention | 971 |
| 16B. | Eastern Pacific Tuna Fishing [Repealed] | 972 |
| 16C. | South Pacific Tuna Fishing | 973 |
| 17. | Northwest Atlantic Fisheries [Repealed] | 981 |
| 18. | Watershed Protection and Flood Prevention | 1001 |
| 18A. | Cooperative Watershed Management Program | 1015 |
| 19. | North Pacific Fisheries [Repealed or Transferred] | 1021 |
| 20. | National Fisheries Center and Aquarium | 1051 |
| 21. | Prohibition of Foreign Fishing Vessels in the Territorial Waters of the United States [Repealed] | 1081 |
| 21A. | Fisheries Zone Contiguous to Territorial Sea of the United States [Repealed] | 1091 |
| 21B. | Prohibition of Certain Foreign Fishing Vessels in United States Fisheries [Omitted] | 1100 |
| 21C. | Offshore Shrimp Fisheries [Omitted] | 1100b |
| 22. | International Parks | 1101 |
| 23. | National Wilderness Preservation System | 1131 |
| 24. | Conservation and Protection of North Pacific Fur Seals | 1151 |
| 25. | Jellyfish or Sea Nettles, Other Such Pests, and Seaweed in Coastal Waters: Control or Elimination | 1201 |
| 25A. | Crown of Thorns Starfish | 1211 |
| 25B. | Reefs for Marine Life Conservation | 1220 |
| 26. | Estuarine Areas | 1221 |
| 27. | National Trails System | 1241 |
| 27A. | National Recreational Trails Fund | 1261 |
| 28. | Wild and Scenic Rivers | 1271 |
| 29. | Water Bank Program for Wetlands Preservation | 1301 |
| 30. | Wild Horses and Burros: Protection, Management, and Control | 1331 |
| 31. | Marine Mammal Protection | 1361 |
| 32. | Marine Sanctuaries | 1431 |
| 32A. | Regional Marine Research Programs | 1447 |
| 33. | Coastal Zone Management | 1451 |
| 34. | Rural Environmental Conservation Program [Repealed] | 1501 |
| 35. | Endangered Species | 1531 |
| 36. | Forest and Rangeland Renewable Resources Planning | 1600 |
| 37. | Youth Conservation Corps and Public Lands Corps | 1701 |
| 38. | Fishery Conservation and Management | 1801 |
| 39. | Mining Activity Within National Park System Areas [Repealed] | 1901 |
| 40. | Soil and Water Resources Conservation | 2001 |
| 41. | Cooperative Forestry Assistance | 2101 |
| 42. | Emergency Conservation Program | 2201 |
| 43. | Public Transportation Programs for National Park System Areas [Omitted, Transferred, or Repealed] | 2301 |
| 44. | Antarctic Conservation | 2401 |
| 44A. | Antarctic Marine Living Resources Convention | 2431 |
| 44B. | Antarctic Mineral Resources Protection | 2461 |
| 45. | Urban Park and Recreation Recovery Program [Omitted, Transferred, or Repealed] | 2501 |
| 46. | Public Utility Regulatory Policies | 2601 |
| 47. | Small Hydroelectric Power Projects | 2701 |
| 48. | National Aquaculture Policy, Planning, and Development | 2801 |
| 49. | Fish and Wildlife Conservation | 2901 |
| 50. | Chesapeake Bay Research Coordination [Omitted] | 3001 |
| 51. | Alaska National Interest Lands Conservation | 3101 |
| 52. | Salmon and Steelhead Conservation and Enhancement | 3301 |
| 53. | Control of Illegally Taken Fish and Wildlife | 3371 |
| 54. | Resource Conservation | 3401 |
| 55. | Coastal Barrier Resources | 3501 |
| 56. | North Atlantic Salmon Fishing | 3601 |
| 56A. | Pacific Salmon Fishing | 3631 |
| 57. | National Fish and Wildlife Foundation | 3701 |
| 57A. | Partnerships for Wildlife | 3741 |
| 57B. | Partners for Fish and Wildlife | 3771 |
| 58. | Erodible Land and Wetland Conservation and Reserve Program | 3801 |
| 59. | Wetlands Resources | 3901 |
| 59A. | Wetlands | 3951 |
| 60. | Fish and Seafood Promotion | 4001 |
| 61. | Interjurisdictional Fisheries | 4101 |
| 62. | African Elephant Conservation | 4201 |
| 62A. | Asian Elephant Conservation | 4261 |
| 63. | Federal Cave Resources Protection | 4301 |
| 64. | North American Wetlands Conservation | 4401 |
| 65. | International Forestry Cooperation | 4501 |
| 66. | Take Pride in America Program | 4601 |
| 67. | Aquatic Nuisance Prevention and Control | 4701 |
| 68. | Pacific Yew Conservation and Management [Omitted or Repealed] | 4801 |
| 69. | Wild Exotic Bird Conservation | 4901 |
| 70. | North Pacific Anadromous Stocks Convention | 5001 |
| 71. | Atlantic Coastal Fisheries Cooperative Management | 5101 |
| 71A. | Atlantic Striped Bass Conservation | 5151 |
| 72. | Recreational Hunting Safety | 5201 |
| 73. | Rhinoceros and Tiger Conservation | 5301 |
| 74. | National Maritime Heritage [Omitted or Repealed] | 5401 |
| 75. | High Seas Fishing Compliance | 5501 |
| 76. | Northwest Atlantic Fisheries Convention | 5601 |
| 77. | Yukon River Salmon | 5701 |
| 78. | National Natural Resources Conservation Foundation [Repealed] | 5801 |
| 79. | National Park Service Management [Repealed] | 5901 |
| 80. | Neotropical Migratory Bird Conservation | 6101 |
| 81. | User Fees Under Forest System Recreation Residence Program | 6201 |
| 81A. | National Forest Organizational Camp Fee Improvement | 6231 |
| 82. | Great Ape Conservation | 6301 |
| 83. | Coral Reef Conservation | 6401 |
| 83A. | Coral Reef Conservation, Management, and Assistance | 6451 |
| 84. | Healthy Forest Restoration | 6501 |
| 85. | Marine Turtle Conservation | 6601 |
| 86. | Southwest Forest Health and Wildfire Prevention | 6701 |
| 87. | Federal Lands Recreation Enhancement | 6801 |
| 87A. | Modernizing Access to Public Land | 6851 |
| 87B. | Modernizing Access to Public Waters | 6871 |
| 87C. | Modernizing Access to Public Oceans | 6881 |
| 88. | Western and Central Pacific Fisheries Convention | 6901 |
| 89. | Pacific Whiting | 7001 |
| 90. | Secure Rural Schools and Community Self-Determination | 7101 |
| 91. | National Landscape Conservation System | 7201 |
| 92. | Forest Landscape Restoration | 7301 |
| 93. | Agreement on Port State Measures To Prevent, Deter and Eliminate Illegal, Unreported and Unregulated Fishing | 7401 |
| 94. | National Oceans and Coastal Security | 7501 |
| 95. | Eliminate, Neutralize, and Disrupt Wildlife Trafficking | 7601 |
| 96. | North Pacific Fisheries Convention | 7701 |
| 97. | Convention on the Conservation and Management of High Seas Fishery Resources in the South Pacific | 7801 |
| 98. | Sportsmen’s Access to Federal Land | 7901 |
| 99. | Maritime Security and Fisheries Enforcement | 8001 |
| 100. | Nutria Eradication and Control | 8101 |
| 101. | National Fish Habitat Conservation Through Partnerships | 8201 |
| 102. | Coastal Habitat Conservation | 8301 |
| 103. | Expanding Public Lands Outdoor Recreation Experiences | 8401 |