State Secretariat/Secretariat to the Government
 2 March 1814 - 1 July 1969

Government Secretariat's Chancery in Stockholm
30 November 1814 - 1906

Secretary to the President of the Norwegian Government/
Secretary to the Prime Minister
1 July 1829 - 1906
Tasks transferred to ministry headed by the Prime Minister

Office of the Prime Minister
2 October 1939 -
Tasks handeled by various secretaries during exile in London 1940-1945.
From 1 July 1969 also covering tasks transferred from the Secretariat to the Council of State.