Agency

Any executive department, military department, government corporation, government-controlled corporation, or other establishment in the executive branch of the government (including the Executive Office of the President), or any independent regulatory agency, but does not include: 1) the Government Accountability Office; 2) the Federal Election Commission; 3) the governments of the District of Columbia and of the territories and possessions of the United States, and their various subdivisions; or 4) government-owned contractor-operated facilities, including laboratories engaged in national defense research and production activities.

how a result is obtained or an end is achieved

a business that serves other businesses

an administrative unit of government

the state of serving as an official and authorized delegate or agent

the state of being in action or exerting power

Any executive agency or department, military department, Federal Government corporation, Federal Governmentcontrolled corporation, or other establishment in the Executive Branch of the Federal Government, or any independent regulatory agency. [13]