Use: “Control, Charlie Zulu Five Five, request IR.”

Use: “There was a code associated with the MOPI notice.”

Use: “She’s working with MPU.”

Use: “The fire arms and balaclavas all fit with the established OCG activity.”

Use: “If you have any doubts, you just watch how fast I’m going to shut down this operation, and serve you, your COM and your UCO with Reg 15s.”

Use: “RTC up ahead.”

Line of Duty season 6 police acronyms: what is an OCG? And what about a CHIS?