The Attorney General's Office (AGO) is a ministerial department of the Government of the United Kingdom.

The administration and expenditure of the Attorney General's Office are scrutinised by the Justice Select Committee.

It is one of "the Law Officers’ Departments" along with the Crown Prosecution Service (CPS) and HM Crown Prosecution Service Inspectorate (HMCPSI), the Serious Fraud Office (SFO) and the Government Legal Department.

The AGO provides legal advice and support to the Law Officers who themselves provide legal advice to the government, and works with the Ministry of Justice and the Home Office to develop criminal justice policy.

[3] The Law Officers in England and Wales are as follows, with Cabinet attendees in bold:[4] Other responsibilities include: acting as principal legal adviser on questions of EU and international law, human rights and devolution issues; referring unduly lenient sentences to the Court of Appeal; bringing proceedings for contempt of court intervening in certain proceedings to protect charities; dealing with questions of law arising on government Bills; legal aspects of all major international and domestic litigation involving the government.