Why?

Federal agencies with between 25 and 700 "armed" agents;

Dept. of Agriculture, Office of Inspector General

Dept. of Agriculture, U.S. Forest Service, Law Enforcement and
Investigations

Dept. of the Air Force, Air Force Office of Special Investigations

Dept. of the Army, U.S. Army Criminal Investigation Command

Dept. of  Commerce, Bureau of Export Administration, Office of Export
Enforcement

Dept. of  Commerce, National Oceanic and Atmospheric Administration,
National Marine Fisheries Service, Staff Office for Law Enforcement

Dept. of  Defense, Office of Inspector General

Dept. of  Education, Office of Inspector General

Dept. of  Energy, Office of Inspector General

Dept. of  Health and Human Services, Food and Drug Administration, Office
of Criminal Investigations

Dept. of  Health and Human Services, Office of Inspector General

Dept. of  Housing and Urban Development, Office of Inspector General

Dept. of the Interior, Bureau of Indian Affairs, Office of Law
Enforcement

Dept. of the Interior, Bureau of Land Management, Office of Law
Enforcement

Dept. of the Interior, Office of Inspector General

Dept. of the Interior, U.S. Fish and Wildlife Service, Division of Law
Enforcement

Dept. of  Justice, Office of Inspector General

Dept. of  Labor, Office of Inspector General

Dept. of  Labor, Office of Labor Management Standards

Dept. of State, Office of Inspector General

Dept. of  Treasury, Office of Inspector General

Environmental Protection Agency, Office of Criminal Enforcement,
Forensics and Training

Environmental Protection Agency, Office of Inspector General

Federal Deposit Insurance Corporation, Office of Inspector General

General Services Administration, Office of Inspector General

General Services Administration, Public Buildings Service, Federal
Protective Service

National Aeronautics and Space Administration, Office of Inspector
General

Small Business Administration, Office of Inspector General

Social Security Administration, Office of Inspector General

U.S. Railroad Retirement Board, Office of Inspector General