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Agencies

316 agencies and sub-agencies hold CFR references — 153 at the top level. Sort by any column; filter by name. Agencies whose totals could not be measured sort last rather than as zero.

Agency Share Total Scopes Coverage
Environmental Protection Agency shared ×2 13,881,407 13,887,627 7
Internal Revenue Service, Department of Treasury 11,481,879 11,481,879 1
United States Fish and Wildlife Service, Department of Interior shared ×1 2,654,460 2,673,247 3
Centers for Medicare & Medicaid Services, Department of Health and Human Services 2,458,318 2,458,318 1
Food and Drug Administration, Department of Health and Human Services 2,311,708 2,311,708 1
Coast Guard, Department of Homeland Security 2,186,769 2,186,769 3
Federal Communications Commission 1,958,475 1,958,475 3
Federal Reserve System 1,654,294 1,654,294 1
Occupational Safety and Health Administration, Department of Labor 1,591,421 1,591,421 1
Securities and Exchange Commission 1,465,954 1,465,954 2
Department of Energy 1,374,971 1,386,959 7
Federal Aviation Administration, Department of Transportation 1,285,756 1,285,756 1
Agricultural Marketing Service, Department of Agriculture 1,252,822 1,252,822 6
Nuclear Regulatory Commission 1,226,959 1,226,959 4
Department of Veterans Affairs 1,220,122 1,220,122 3
Department of Justice shared ×3 1,217,912 1,229,217 8
Consumer Financial Protection Bureau 1,192,930 1,192,930 2
U.S. Customs and Border Protection, Department of Homeland Security 1,079,600 1,079,600 1
Department of Defense shared ×1 1,038,626 1,567,818 4
Office of Personnel Management shared ×1 968,253 969,543 7
Federal Acquisition Regulatory Council 919,548 919,548 1
Department of Health and Human Services 916,680 916,680 4
Rural Utilities Service, Department of Agriculture shared ×3 875,152 1,311,384 4
Social Security Administration 827,415 827,415 3
National Highway Traffic Safety Administration, Department of Transportation shared ×2 818,902 839,552 4
Animal and Plant Health Inspection Service, Department of Agriculture 814,110 814,110 2
Alcohol and Tobacco Tax and Trade Bureau, Department of Treasury 793,333 793,333 1
Pipeline and Hazardous Materials Safety Administration, Department of Transportation 771,604 771,604 1
Commodity Futures Trading Commission 768,079 768,079 2
Federal Railroad Administration, Department of Transportation 760,425 760,425 1
Food and Nutrition Service, Department of Agriculture 712,473 712,473 1
Federal Deposit Insurance Corporation 707,315 707,315 2
Federal Energy Regulatory Commission, Department of Energy 698,999 698,999 2
Comptroller of the Currency, Department of Treasury 689,650 689,650 1
Bureau of Industry and Security, Department of Commerce 629,621 629,621 1
Bureau of Land Management, Department of Interior 624,669 624,669 1
Office of Assistant Secretary for Housing - Federal Housing Commissioner, Department of Housing and Urban Development 618,320 618,320 3
Office of Postsecondary Education, Department of Education 589,609 589,609 1
Department of Homeland Security 580,535 580,535 3
National Oceanic and Atmospheric Administration National Marine Fisheries Service, Department of Commerce 541,192 541,192 1
Employment and Training Administration, Department of Labor 528,688 528,688 1
Bureau of Indian Affairs, Department of Interior shared ×1 527,276 541,910 2
Office of the Secretary, Department of Defense 524,262 1,048,525 1
Wage and Hour Division, Department of Labor 523,162 523,162 1
Department of State shared ×1 516,587 518,332 4
Public Health Service, Department of Health and Human Services 502,720 525,609 1
Consumer Product Safety Commission 502,470 502,470 2
Office of Foreign Assets Control, Department of Treasury 468,022 468,022 1
Defense Acquisition Regulations System, Department of Defense 450,024 450,024 1
Small Business Administration 449,410 449,410 2
Office of Secretary of Transportation, Department of Transportation 443,442 443,442 1
Commodity Credit Corporation, Department of Agriculture 437,357 437,357 1
Employee Benefits Security Administration, Department of Labor 409,330 409,330 1
National Oceanic and Atmospheric Administration, Department of Commerce shared ×1 401,990 420,777 3
Federal Motor Carrier Safety Administration, Department of Transportation 400,523 400,523 1
Office of Secretary, Department of Housing and Urban Development 397,784 397,784 1
National Credit Union Administration 395,201 395,201 2
Federal Trade Commission 393,844 393,844 2
Office of Assistant Secretary for Public and Indian Housing, Department of Housing and Urban Development 390,562 390,562 1
Office of Secretary of the Interior, Department of Interior 389,210 389,210 1
Army Corps of Engineers, Department of Defense 380,896 380,896 2
Office of Secretary of Agriculture, Department of Agriculture 371,835 371,835 1
Office of Surface Mining Reclamation and Enforcement, Department of Interior 370,929 370,929 1
Mine Safety and Health Administration, Department of Labor 364,555 364,555 1
Office of Secretary of Labor, Department of Labor 362,414 362,414 1
Federal Housing Finance Agency 329,841 329,841 2
Federal Highway Administration, Department of Transportation shared ×1 329,090 348,040 2
Federal Emergency Management Agency, Department of Homeland Security 316,890 316,890 1
Rural Housing Service, Department of Agriculture shared ×2 313,074 633,507 3
Food Safety and Inspection Service, Department of Agriculture 313,003 313,003 1
United States Patent and Trademark Office, Department of Commerce 308,273 308,273 1
National Park Service, Department of Interior 277,273 277,273 1
Rural Business-Cooperative Service, Department of Agriculture shared ×3 276,015 712,245 3
Surface Transportation Board 270,495 270,495 1
Agency for International Development 267,355 267,355 3
Office of Secretary (Aviation Proceedings), Department of Transportation 263,163 263,163 1
Forest Service, Department of Agriculture 261,592 261,592 1
National Aeronautics and Space Administration 260,385 260,385 4
Office of the Secretary of Homeland Security, Department of Homeland Security 254,562 254,562 1
Equal Employment Opportunity Commission 241,588 241,588 2
Farm Credit Administration 241,532 241,532 2
Railroad Retirement Board 238,035 238,035 1
Office of Secretary of the Treasury, Department of Treasury 233,101 233,101 1
Farm Service Agency, Department of Agriculture 226,472 226,472 1
Office of Special Education and Rehabilitative Services, Department of Education 224,703 224,703 1
Office of Management and Budget shared ×1 218,748 257,682 4
Pension Benefit Guaranty Corporation 217,328 217,328 1
Executive Office for Immigration Review, Department of Justice 211,173 211,173 1
Federal Property Management Regulations System 209,150 289,581 1
Federal Election Commission 208,903 208,903 2
Office of Workers' Compensation Programs, Department of Labor 205,913 205,913 2
United States Postal Service 200,247 200,247 2
Administration for Children and Families, Department of Health and Human Services 199,605 199,605 1
U.S. Copyright Office, Library of Congress 194,109 194,109 1
Maritime Administration, Department of Transportation 193,326 193,326 1
Office of Assistant Secretary for Community Planning and Development, Department of Housing and Urban Development 173,471 173,471 1
Corporation for National and Community Service 168,562 168,562 3
Office of Government Ethics 166,858 166,858 1
Drug Enforcement Administration, Department of Justice 161,184 161,184 1
Bureau of Safety and Environmental Enforcement, Department of Interior 160,410 160,410 1
Federal Maritime Commission 159,472 159,472 1
General Services Administration 153,502 218,485 3
Architectural and Transportation Barriers Compliance Board 150,032 150,032 1
Fiscal Service, Department of Treasury 147,478 294,956 1
Bureau of the Fiscal Service, Department of Treasury 147,478 294,956 1
Bureau of Ocean Energy Management, Department of Interior 142,070 142,070 1
Office of Secretary of Education, Department of Education 140,724 140,724 1
International Trade Administration, Department of Commerce 140,429 140,429 2
National Archives and Records Administration 134,580 134,580 3
Office of Natural Resources Revenue, Department of Interior 130,428 130,428 1
United States International Trade Commission 127,429 127,429 1
Transportation Security Administration, Department of Homeland Security 121,311 121,311 1
National Indian Gaming Commission, Department of Interior 121,155 121,155 1
National Science Foundation 120,150 120,150 4
National Foundation on the Arts and the Humanities 118,739 118,739 1
Office of Secretary of Commerce, Department of Commerce 116,837 116,837 1
Bureau of Alcohol, Tobacco, Firearms, and Explosives, Department of Justice 116,493 116,493 1
Office of Federal Contract Compliance Programs, Department of Labor 105,974 105,974 1
Tennessee Valley Authority 103,012 103,012 2
Postal Regulatory Commission 100,025 100,025 2
Financial Crimes Enforcement Network, Department of Treasury 99,157 99,157 1
National Institute of Food and Agriculture, Department of Agriculture 95,705 95,705 1
Office of Elementary and Secondary Education, Department of Education 85,937 85,937 1
Natural Resources Conservation Service, Department of Agriculture 80,378 80,378 1
Office of Investment Security, Department of Treasury 79,183 79,183 1
Bureau of Prisons, Department of Justice 78,621 78,621 1
Federal Aviation Administration Commercial Space Transportation, Department of Transportation 77,196 77,196 1
Office of Inspector General-Health Care, Department of Health and Human Services 76,767 76,767 1
National Labor Relations Board 76,497 76,497 2
Federal Retirement Thrift Investment Board 74,795 74,795 2
Federal Transit Administration, Department of Transportation 73,849 73,849 1
Copyright Royalty Board, Library of Congress 71,567 71,567 1
Bureau of Reclamation, Department of Interior 69,024 69,024 1
Office of Administration for Children and Families Child Support Enforcement (Child Support Enforcement Program), Department of Health and Human Services 67,758 67,758 1
Department of Treasury shared ×1 67,041 72,269 6
Office of Administration for Children and Families Family Assistance (Assistance Programs), Department of Health and Human Services 65,689 65,689 1
Federal Mediation and Conciliation Service 65,304 65,304 2
National Institute of Standards and Technology, Department of Commerce 64,685 64,685 2
Merit Systems Protection Board 64,213 64,213 2
Legal Services Corporation 63,269 63,269 1
Office of Administration for Children and Families Refugee Resettlement, Department of Health and Human Services 62,975 62,975 1
United States Agency for Global Media 62,389 62,389 2
Office for Civil Rights, Department of Education 61,071 61,071 1
Federal Service Impasses Panel , Federal Labor Relations Authority 60,768 79,013 1
Federal Travel Regulation System 57,802 57,802 1
Government Accountability Office 56,875 56,875 1
Office of Assistant Secretary for Equal Opportunity, Department of Housing and Urban Development 54,695 54,695 1
Office of Labor-Management Standards, Department of Labor 54,662 54,662 2
Information Security Oversight Office, National Archives and Records Administration 52,858 52,858 1
National Transportation Safety Board 51,944 51,944 1
Department of Transportation shared ×1 51,142 51,890 4
Selective Service System 49,325 49,325 1
Community Development Financial Institutions Fund, Department of Treasury 49,062 49,062 1
Office of Navajo and Hopi Indian Relocation 48,349 48,349 1
Department of Commerce shared ×1 43,975 44,722 3
Presidio Trust 43,501 43,501 1
Occupational Safety and Health Review Commission 42,277 42,277 1
Department of Interior 42,171 42,203 4
Peace Corps 40,992 40,992 2
Office of Federal Procurement Policy, Office of Management and Budget shared ×1 38,934 77,868 1
Department of Homeland Security Acquisition Regulation 38,909 38,909 1
Federal Crop Insurance Corporation, Department of Agriculture 38,890 38,890 1
Indian Health Service, Department of Health and Human Services shared ×1 37,523 75,046 2
Office of Indian Affairs Assistant Secretary, Department of Interior 36,798 36,798 1
Department of Agriculture 36,684 36,684 6
Export-Import Bank of the United States 34,589 34,589 3
Pennsylvania Avenue Development Corporation 34,405 34,405 1
Foreign Agricultural Service, Department of Agriculture 33,958 33,958 1
Department of Housing and Urban Development 33,886 33,886 3
Economic Development Administration, Department of Commerce 33,632 33,632 1
Office of and Adult Education Technical Career, Department of Education 32,902 32,902 1
Office of Assistant Secretary for Veterans' Employment and Training Service, Department of Labor 32,749 32,749 2
Committee for Purchase From People Who Are Blind or Severely Disabled 32,237 32,237 1
Department of Labor 32,084 32,084 4
Office of United States Trade Representative 31,772 31,772 1
Bureau of Census, Department of Commerce 30,499 30,499 1
African Development Foundation 29,915 29,915 2
Federal Mine Safety and Health Review Commission 29,725 29,725 2
Human Resources Management System (Homeland Security - Office of Personnel Management), Department of Homeland Security 29,556 29,556 1
Advisory Council on Historic Preservation 29,405 29,405 1
Court Services and Offender Supervision Agency for the District of Columbia 29,246 29,246 2
Central Intelligence Agency 29,244 29,244 1
Delaware River Basin Commission 27,735 27,735 1
Water Resources Council 27,512 27,512 1
Office of Science and Technology Policy, Executive Office of the President shared ×1 26,507 38,907 2
National Capital Planning Commission 25,876 25,876 2
Susquehanna River Basin Commission 25,711 25,711 1
United States International Development Finance Corporation 24,743 24,743 3
General Counsel of the Federal Labor Relations Authority shared ×1 24,615 55,603 2
Defense Nuclear Facilities Safety Board 24,418 24,418 1
Commission on Civil Rights 24,355 24,355 2
Inter-American Foundation 24,012 24,012 2
Chemical Safety and Hazard Investigation Board 23,947 23,947 1
Monetary Offices, Department of Treasury 23,495 23,495 1
Federal Financial Institutions Examination Council 22,952 22,952 1
Farm Credit System Insurance Corporation 22,281 22,281 2
United States Section United States and Mexico International Boundary and Water Commission 21,697 21,697 1
Financial Stability Oversight Council 21,261 21,261 1
Utah Reclamation Mitigation and Conservation Commission 21,029 21,029 1
Commission of Fine Arts 20,877 20,877 1
Department of Education Acquisition Regulation 20,644 20,644 1
Joint Board for the Enrollment of Actuaries 20,468 20,468 1
Election Assistance Commission 20,185 20,185 2
Great Lakes St. Lawrence Seaway Development Corporation, Department of Transportation 19,640 19,640 1
National Counterintelligence Center 19,112 19,112 1
Office of Director of National Intelligence shared ×1 18,740 20,030 2
Office of Secretary (Housing Assistance Programs and Public and Indian Housing Programs), Department of Housing and Urban Development 17,178 17,178 1
Foreign Claims Settlement Commission of the United States, Department of Justice 16,733 16,733 1
Foreign-Trade Zones Board, Department of Commerce 16,551 16,551 1
National Security Council, Executive Office of the President shared ×1 16,111 28,511 2
Office of Housing and Multifamily Housing Assistance Restructuring, Department of Housing and Urban Development 16,068 16,068 1
Civilian Board of Contract Appeals, General Services Administration 15,315 15,315 1
Office of Special Counsel 14,794 14,794 2
Council of the Inspectors General on Integrity and Efficiency 13,919 13,919 1
National Mediation Board 13,320 13,320 2
Emergency Oil and Gas Guaranteed Loan Board 13,260 13,260 1
Office of Independent Counsel 13,181 13,181 1
Millennium Challenge Corporation 12,953 12,953 1
Emergency Steel Guarantee Loan Board 12,909 12,909 1
National Council on Disability 12,733 12,733 2
Library of Congress 12,395 12,395 1
Coast Guard (Great Lakes Pilotage), Department of Homeland Security 12,325 12,325 1
Federal Labor Relations Authority 12,256 30,296 2
Administrative Conference of the United States 12,031 12,031 1
Marine Mammal Commission 11,985 11,985 1
American Battle Monuments Commission 11,688 11,688 1
Gulf Coast Ecosystem Restoration Council 11,447 11,447 2
Agricultural Research Service, Department of Agriculture 11,261 11,261 1
Council on Environmental Quality, Executive Office of the President 10,941 10,941 1
Federal Prison Industries, Department of Justice 10,502 10,502 1
Special Inspector General for Afghanistan Reconstruction 10,473 10,473 1
Administrative Committee of the Federal Register 10,301 10,301 1
Privacy and Civil Liberties Oversight Board 10,253 10,253 1
Benefits Review Board, Department of Labor 9,855 9,855 1
National Commission on Military, National, and Public Service 9,498 9,498 1
United States International Development Cooperation Agency 9,466 9,466 1
National Telecommunications and Information Administration, Department of Commerce shared ×1 9,382 11,081 3
James Madison Memorial Fellowship Foundation 9,248 9,248 1
Office of the Intellectual Property Enforcement Coordinator, Executive Office of the President 9,178 9,178 1
Office of Advocacy and Outreach, Department of Agriculture 9,094 9,094 1
National Commission on Libraries and Information Science 9,093 9,093 1
National Railroad Passenger Corporation 8,990 8,990 1
Office of Inspector General, Housing and Urban Development, Department of Housing and Urban Development 8,952 8,952 1
Harry S. Truman Scholarship Foundation 8,937 8,937 1
Nuclear Waste Technical Review Board 8,917 8,917 1
Office of National Drug Control Policy 8,870 8,870 2
Foreign Service Labor Relations Board shared ×2 8,631 25,892 2
Morris K. Udall and Stewart L. Udall Foundation 8,196 8,196 1
Government National Mortgage Association, Department of Housing and Urban Development 7,751 7,751 1
Office of Under-Secretary for Economic Affairs, Department of Commerce 7,165 7,165 1
Office of Federal Housing Enterprise Oversight, Department of Housing and Urban Development 7,160 7,160 1
Armed Forces Retirement Home 6,645 6,645 2
Defense Logistics Agency, Department of Defense 6,459 6,459 2
Foreign Service Grievance Board 6,386 6,386 1
Office of Energy Policy and New Uses, Department of Agriculture 6,315 6,315 1
National Technical Information Service, Department of Commerce 6,239 6,239 1
Office of Transportation, Department of Agriculture 6,229 6,229 1
Department of Education 6,179 6,179 2
Bureau of Economic Analysis, Department of Commerce 6,177 6,177 1
Air Transportation System Stabilization 5,984 5,984 1
Indian Arts and Crafts Board, Department of Interior 5,616 5,616 1
Federal Acquisition Security Council 5,530 5,530 1
Denali Commission 5,369 5,369 1
National Crime Prevention and Privacy Compact Council 5,313 5,313 1
United States and Canada International Joint Commission 4,336 4,336 1
Geological Survey, Department of Interior 4,334 4,334 1
Office of Financial Research, Department of Treasury 4,166 4,166 1
Employees' Compensation Appeals Board, Department of Labor 3,995 3,995 1
Executive Office of the President 3,961 3,961 1
Neighborhood Reinvestment Corporation 3,886 3,886 1
Office of Special Trustee for American Indians, Department of Interior 3,834 3,834 1
United States Institute of Peace 3,553 3,553 1
Arctic Research Commission 3,526 3,526 1
Japan-United States Friendship Commission 3,482 3,482 1
National Commission for Employment Policy 3,481 3,481 1
Office for Micronesian Status Negotiations 3,445 3,445 1
Military Compensation and Retirement Modernization Commission 3,410 3,410 1
Institute of Museum and Library Services, National Foundation on the Arts and the Humanities 3,293 3,293 2
Secret Service, Department of Homeland Security 3,107 3,107 1
Offices of Independent Counsel, Department of Justice 3,103 3,103 1
Foreign Service Impasse Disputes Panel shared ×1 3,039 8,339 2
Office of Vice President of the United States 2,942 2,942 1
Office of Procurement and Property Management, Department of Agriculture 2,833 2,833 1
Office of Inspector General, Department of Agriculture 2,711 2,711 1
Smithsonian Institution 2,455 2,455 1
Office of Environmental Quality, Department of Agriculture 2,227 2,227 1
National Agricultural Statistics Service, Department of Agriculture 2,054 2,054 1
Office of Operations, Department of Agriculture 2,013 2,013 1
International Organizations Employees Loyalty Board 1,910 1,910 1
Economic Research Service, Department of Agriculture 1,903 1,903 1
Board of Governors of the Federal Reserve System 1,882 1,882 1
Northeast Interstate Low-Level Radioactive Waste Commission 1,676 1,676 1
National Endowment for the Humanities, National Foundation on the Arts and the Humanities 1,511 1,511 2
Bureau of Engraving and Printing, Department of Treasury 1,497 1,497 1
National Endowment for the Arts, National Foundation on the Arts and the Humanities 1,396 1,396 2
First Responder Network Authority 1,375 1,375 1
President's Commission on White House Fellowships 1,295 1,295 1
Office of Federal Register, National Archives and Records Administration 1,231 1,231 1
Minority Business Development Agency, Department of Commerce 1,090 1,090 1
National Railroad Adjustment Board 1,088 1,088 1
Office of Information Resources Management, Department of Agriculture 1,050 1,050 1
Office of Administration for Children and Families Community Services, Department of Health and Human Services 866 866 1
Interstate Commerce Commission 854 854 1
Federal Law Enforcement Training Center, Department of Homeland Security 736 736 1
Construction Industry Collective Bargaining Commission 731 731 1
Department of Navy Acquisition Regulations, Department of Defense 706 706 1
World Agricultural Outlook Board, Department of Agriculture 598 598 1
Office of Chief Financial Officer, Department of Agriculture 508 508 1
Oklahoma City National Memorial Trust 424 424 1
Federal Permitting Improvement Steering Council 105 105 1
Appalachian Regional Commission 41 41 1
Office of Bilingual Education and Minority Languages Affairs, Department of Education 0 0 1
East-West Foreign Trade Board 0 0 1
Federal Financing Bank 0 0 1
Federal Procurement Regulations System 0 0 1
National Geospatial-Intelligence Agency, Department of Defense 0 0 0

Default order is share of regulation, highest first — jointly managed rules split evenly, so shares can be compared fairly. Agencies whose total could not be measured sort last in both directions — they are not zero.

Looking for a scope rather than an agency? Browse by CFR title, or see the scopes with more than one claimant.