10-0 Proceed with caution
10-1 Stop transmitting
10-2 Busy -- stand by unless urgent
10-3 Repeat
10-4 Acknowledgement (OK)
10-5 Negative
10-6 Stand by (stop)
10 codes 20-42:
10-19 Fight in progress
10-20 Location
10-21 Disregard
10-22 Arrived at scene
10-23 Report in person
10-24 Check for wanted
10-25 Unnecessary use of radio
10-26 Crime in progress
10-27 Man with gun
10-28 Riot
10-29 Major crime alert
10-30 Stopping suspicious vehicle
10-31 En route ...
10-32 ETA (estimated time of arrival)
10-33 Need assistance
10-34 Chase in progress
10-35 Prisoner/subject in custody
10-36 All units provide your location status
10-37 Civil disturbance [i.e. civilians argueing]
10-38 Suspect lost
10-39 Suspect down
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Status 1 Reporting off duty
Status 2 Reporting on duty
Status 3 On break
Status 4 Patrolling assigned ACU
Status 5 Looking/requesting a partner.
Status 6 Division duty
Code 0 Dire situation! (EMERGENCY - Drop everything and respond)
Code 1 Responding with lights and sirens
Code 2 Responding without lights and sirens
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Description codes:
IC1 – White person
IC2 – Mediterranean person
IC3 – African/Caribbean person
IC4 – Pakistani,Indian, Nepalese, Maldivian, Sri Lankan, Bangladeshi, or any
other (South) Asian person
IC5 – Chinese, Japanese, or South-East Asian person
IC6 – Arabic, Egyptian,Tunisian,Algerian or Maghreb person
IC9 – Roma, Romany, or Gypsy person
IC0 – Origin unknown