The Chief of the Naval Staff (CNS) is the office of the professional head of the Indian Navy (IN), the naval branch of the Indian Armed Forces. Customarily held by a four-star admiral, the CNS is the senior-most operational officer of the IN, tasked with the roles of supervising the force's overall functioning during peace and wartime, along with the execution of India's strategic maritime objectives, namely, the defence of the country's maritime sovereignty around its territorial waters, and the realization of both its domestic-cum-international security interests vis-à-vis maritime vigilance across international sea lines. Also a permanent member of the Chiefs of Staff Committee (COSC) and the National Security Council (NSC), the CNS also bears the responsibility of advising the nation's civilian leadership i.e., the Government of India on all matters privy to the IN.

The Chief of the Air Staff (CAS) is a statutory office held by the professional head of the Indian Air Force (IAF), the aerial branch of the Indian Armed Forces. Customarily held by a four-star air chief marshal, the CAS is the senior-most operational officer of the IAF, mandated with the responsibilities of supervising the force's overall functioning during states of peace and wartime, committing to the establishment-cum-continuity of air deterrence and executing India's security objectives vis-à-vis the preservation of the country's air sovereignty. Also a permanent member of the Chiefs of Staff Committee (COSC) and the National Security Council (NSC), the CAS also bears the responsibility of advising the nation's civilian leadership i.e., the Government of India on all matters privy to the IAF.