GAO provides fact-based, nonpartisan information to Congress. Often called the "congressional watchdog," GAO investigates federal spending and performance.

100 Years of GAO. In 2021, the U.S. Government Accountability Office celebrated a century of service as a source of objective, non-partisan information on government operations. GAO …

GAO, often called the "congressional watchdog,” is an independent, non-partisan agency that works for Congress. GAO examines how taxpayer dollars are spent and provides Congress …

GAO’s reports give Congress timely, fact-based, non-partisan information that can improve government operations and save taxpayers billions of dollars.

Feb 26, 2025 · Source: GAO analysis of Space Development Agency information. | GAO‑25‑106838. Each of these individual capabilities in the T0 MVP represents a significant …

May 15, 2024 · While GAO is no longer tracking 128 matters and recommendations due to changing circumstances, GAO estimates that fully addressing the remaining open matters and …

GAO issues legal opinions and decisions to Congress and federal agencies on the use of, and accountability for, public funds, including ruling on potential violations of the Antideficiency Act.

WASHINGTON (February 1, 2024)—Today, the U.S. Government Accountability Office (GAO) issued the 2024 revision of Government Auditing Standards, also known as the Yellow Book. …

Browse GAO’s work by topic. Featured Topics are those that the U.S. Comptroller General has deemed as among the most critical to the American public.

Sep 10, 2014 · Strengthening Accountability in the Federal Government: GAO Issues Draft Updates to "Green Book"