NITI Aayog is the premier policy think tank of the Government of India that provides strategic policy advice and technical support to the central and state governments. It was formed in 2015 to replace the Planning Commission. The Governing Council is chaired by the Prime Minister and includes all state chief ministers and union territory LTs. The current composition includes the Prime Minister as Chairperson, a Vice Chairperson, full-time members, ex-officio members from key cabinet positions, and special invitee ministers. NITI Aayog aims to foster cooperative federalism between the central and state governments to better serve the needs of India.