United States Capitol Authority

The United States Capitol Authority (USCA) is the Federal agency responsible for the maintenance, operation, development, and preservation of the United States Capitol Complex. The agency is housed within the legislative department of the United States federal government, and is accountable to both the United States Congress and the United States Federal Court of Appeal.

Responsibilities
The U.S. Capitol Authority is responsible to the United States Congress and the U.S. Federal Court of Appeal for the maintenance, operation, development, and preservation of 17.4 million square feet of buildings and more than 553 acre of land throughout Capitol Hill. The Authority is also responsible for the upkeep and improvement of the Capitol Grounds, and the arrangement of inaugural ceremonies and other ceremonies held in the building or on the grounds. Legislation over the years has placed additional buildings and grounds under the architect of the Capitol. The Capitol Complex includes the following facilities:
 * the Capitol
 * the seven congressional office buildings
 * Cannon
 * Ford
 * Longworth
 * Rayburn
 * Russell
 * Dirksen
 * Hart
 * the Library of Congress buildings
 * the Federal Court of Appeal
 * the Thurgood Marshall Federal Judiciary Building
 * the United States Botanic Garden
 * the Capitol Power Plant
 * the Daniel Webster Senate Page Residence
 * the United States Capitol Police headquarters and K9 division facilities
 * other facilities