The Combined Online Information System (COINS) is a database containing HM Treasury's detailed analysis of departmental spending under thousands of category headings.[1] The database contains around 24 million lines of data.[1] The database has codes for more than 1,700 public bodies in the United Kingdom including central government departments, local authorities, NHS trusts and public corporations.[2] COINS is used by the Office for National Statistics for statistical purposes.[3]
The Treasury describes the database as "a web based multi-dimensional database used by HM Treasury to collect financial information".[4] Data from the COINS database is used to prepare the National Accounts.[5]