On 2006 During the Thai Military Coup'd etat General Sonthi led the Council, acting as both the prime minister and the cabinet, until the appointment of General Surayud Chulanont as the new prime minister. However, the Council retained considerable political power under the Council-drafted 2006 Interim Constitution, especially concerning the drafting of a permanent constitution.

The Council was dissolved on 22 May 2014 upon the partial repeal of the 2007 Constitution of Thailand, when Army Commander General Prayut Chan-o-cha launched a coup d'état in response to six months of political crisis. It was succeeded in its capacity as military junta by the National Council for Peace and Order. Under Rama IX of Thailand.