Contract Appeals Board

GAO's Contract Appeals Board considers appeals of decisions by contracting officers in various legislative branch agencies, including the Architect of the Capitol and the Government Printing Office.

File an Appeal

Mail

Government Accountability Office
General Counsel
Attn.: Contract Appeals Board
441 G Street, NW
Washington, DC 20548

E-mail

CAB@gao.gov

Fax

202-512-9749

Hand Delivery

To GAO's mail center on the 4th Street side of the GAO building.

  • The center is open from 7:30 a.m. to 5:30 p.m.
  • Packages must be labeled "Contract Appeals Board."

Contact the Contract Appeals Board

Phone: 202-512-3342
Fax: 202-512-9749
Email: CAB@gao.gov