At the time of independence of India on 15 August 1947, Air CommodoreSubroto Mukerjee was appointed Deputy Air Commander, Royal Indian Air Force, in addition to being Senior Air Staff Officer (SASO) at the newly-formed Air HQ.[3] On 15 November the same year, he was promoted to the acting rank of Air Vice Marshal. In 1949, the RIAF was reorganised and the post was re-designated Deputy Chief of the Air Staff (DCAS). The DCAS continued to be the Deputy Air Commander. On 1 January 1963, the post of Vice Chief of the Air Staff was created and became the second-highest post of the Indian Air Force.[4] In 1968, the post was upgraded to three-star rankAir Marshal.[1]
The DCAS ranks at No. 24 on the Indian order of precedence, along with Lieutenant Generals of the Indian Army and Vice Admirals of the Indian Navy. The DCAS is in the HAG+ pay scale (pay level 16), and draws salary depending on the years in service. However, since they should not draw equivalent or more than the next higher level, the remuneration is capped at ₹224,000.[5][6]