| Air Chief Marshal | |
|---|---|
&sq=Qlik&lang=&file=File:Flag_of_the_Chief_of_Air_Staff_of_the_Indian_Air_Force.svg) Flag of an air chief marshal | |
&sq=Qlik&lang=&file=File:Indian_IAF_OF-9.svg) Shoulder Board | |
&sq=Qlik&lang=&file=File:India-AirForce-OF-9-collected.svg) Rank Insignia of an Air Chief Marshal | |
| Country |  India |
| Service branch |  Indian Air Force |
| Abbreviation | ACM |
| Rank | Four-star rank |
| Next higher rank | Marshal of the Indian Air Force |
| Next lower rank | Air marshal |
| Equivalent ranks | General (Army) Admiral (Navy) |
Air chief marshal is a four-star air officer rank in the Indian Air Force. It is the highest active rank in the Indian Air Force. Air chief marshal ranks above the three-star rank of air marshal and below the five-star rank of Marshal of the Indian Air Force, which is largely a war-time or ceremonial rank.
The rank is held by the Chief of the Air Staff, the professional head of the Indian Air Force. The rank may also be held by the Chief of Defence Staff when the holder is a serving Indian Air Force officer.