Commandant's Service
Commandant's Service was the name for the military police of some Warsaw Pact and other armies. Its principal duties were providing garrison security and traffic control. It is not to be confused with a similar organization called Traffic Regulators operated by the Transport Troops of the Rear Services.
Soviet Union/Russia
The Komendantskaya sluzhba or 'komendatura' in the Soviet and Russian militaries were designated by a red shield on one or both arms bearing a yellow letter "K", plain red shoulder boards and a white helmet bearing a red star and broad red circumferential stripe. These helmets were generally painted at the unit level The komendatura has been replaced by the Military Police of Russia established in 2011.At one time the komendatura members wore a black cloth or leather uniform with white helmets and gloves, and belts and holsters.