The Ministry of Defense of the Republic of Kazakhstan is a government agency of Kazakhstan which is the main executive body in implementing military policy. The Defense Minister of the Republic of Kazakhstan is the head of the Ministry of Defense, whose duties are to exercise the administrative leadership of the Armed Forces of the Republic of Kazakhstan.

The Armed Forces of the Republic of Kazakhstan is the unified armed forces of Kazakhstan. It consists of three branches as well as four independent formations. The National Guard, Civil Defense, Border Service and the State Security Service serve as militarized affiliates of the armed forces. The national defence policy aims are based on the Constitution of Kazakhstan. They guarantee the preservation of the independence and sovereignty of the state and the integrity of its land area, territorial waters and airspace and its constitutional order. The armed forces of Kazakhstan act under the authority of the Kazakhstan Ministry of Defence.