It cooperates with the National Assembly and the President of the Republic of Slovenia, with other state authorities and organisations, and with other states and international organisations. It also provides opinions and other materials necessary for the Government and its working bodies to shape their positions, it facilitates the organisation and functioning of Government offices headed by the Secretary-General of the Government, and it attends to other issues relevant to the functioning of the Government, its working bodies and councils as well as Government offices under the responsibility of the Secretary-General of the Government.

The Secretariat-General of the Government of the Republic of Slovenia also provides expert and technical assistance to the Economic and Social Council.

In addition to the above tasks performed for the ministries, the Office of the Prime Minister of the Republic of Slovenia and Government offices, it provides editorial, translation and conference interpreting services, which can also be provided to other authorities on their written request.

It performs professional, administrative and technical tasks for the Office of the Prime Minister of the Republic of Slovenia and Government offices headed by the Secretary-General of the Government and other Government offices in accordance with the regulations governing internal organisation, job classification, posts and titles in public administration and judicial bodies.