COA RO XIII is a Regional Government Agency established by the Commission on Audit in 1996 by virtue of Republic Act 7901 of February 23, 1995 creating the CARAGA Administrative Region. Its mandate is to examine, audit, and settle all accounts pertaining to the revenue and receipts of, and expenditures or uses of funds and property, owned or held in trust by, or pertaining to, the Government, or any of its subdivisions, agencies, or instrumentalities, including Government- Owned or Controlled Corporations with original charters, and on a post-audit basis. The Agency's registered office is located in Butuan City.