The Cabinet Secretariat of Government of Mongolia (Mongolian: Монгол УлсынЗасгийн газрын Хэрэг эрхлэх газар) is the office of the Government of Mongolia.

In its current form, the Cabinet Secretariat was established in 1992 through reorganization of the Secretariat of Government of the Mongolian People's Republic.

[1] It is a continuation of the Ministry of Internal Affairs, one of the first five ministries of the Bogd Khanate of Mongolia, established in 1911.

[3][4] The Cabinet Secretariat is in charge of processing and implementing Government decisions, provide assistance in regulating state central administrative and local administrative bodies, prepare and submit subject matter received for consideration at the Cabinet meeting, publish Government decisions, dispatch Government decisions to the organizations and officials in charge of implementation, and monitor their performance, receive proposals, petitions and complaints by citizens and organizations addressed to the Government and respond to them.

[5] The Cabinet Secretariat is organised into the following departments and divisions:[2] Administratively, belongs to the Cabinet Secretariat but reports to the Prime minister:[6] Administratively, belongs to the Cabinet Secretariat but reports to the Deputy Prime minister:[6]