The CSTO Joint Staff is a permanent working body of the Organization responsible for preparing proposals on the military component of the CSTO, organizing and coordinating the practical implementation of decisions of the CSTO bodies on military cooperation.

The CSTO Joint Headquarters is entrusted with the tasks related to the formation, operation and use of the CSTO Troops (Collective Forces), the preparation and conduct, jointly with the Ministries of Defense (General Headquarters of the Armed Forces) of the member states of the Organization, joint operational and combat training activities, military technical cooperation, coordinating joint training of personnel and specialists for the armed forces of the CSTO member states, as well as organizing the functioning of the Crisis Response Center CST.

The most important functions of the CSTO Joint Staff are the development of conceptual foundations for the formation of a collective security system, the preparation of proposals for the functioning and application of the CSTO Troops (Collective Forces), and the planning of joint training for the CSTO command and control forces.


In the Nizhny Novgorod region at the Mulino training ground, a joint training with the CRRF CSTO Interaction-2019 began
Military contingents and special forces formations are fulfilling combat training tasks in order to strengthen the troops covering the state border, conduct a special operation to block a section of the border of a member state of the Collective Security Treaty Organization, defeat and eliminate illegal armed formations, and conduct reconnaissance with the combined use of various ground and air-based weapons .
A special training "Search-2019" with the intelligence forces and means of the CSTO member states began in the Republic of Belarus
At four training grounds, the participants in the training will work out practical action for preparing and withdrawing to designated areas of intelligence units by ground, air, landing and other means, including at night. In the interests of revealing the actions of illegal armed groups and sabotage-reconnaissance groups of a imaginary enemy and their fire damage, military, special, radioelectronic, engineering and artillery intelligence will be conducted.
Joint training with the forces and means of intelligence of the CSTO member states "Search-2019" ("Poisk-2019") will be held on the territory of the Republic of Belarus from 14 to 18 October
It is planned to work out the issues of training and use of intelligence forces and means in the joint operation of the Collective Rapid Reaction Forces (CRRF) of the CSTO, practical actions of intelligence forces and means in the interests of localizing the border armed conflict in the East European CSTO Collective Security  Region.