10-1 Signal unreadable
10-2 Signal is loud and clear
10-4 Info received
10-5 Relay(ed)
10-6 I’m busy
10-8 In service
10-9 Please repeat
10-10 Out of service/end of shift
10-14 Transporting
10-15 Arresting subject
10-19 Return to (unless specified means returning to the office)
10-20 Location
10-21 Phone call
10-22 Disregard
10-23 Standby
10-27 License check
10-28 Registration check
10-29 Warrant/background check
10-36 Subject has additional notations, i.e. on probation, on parole, is a party to a restraining order, etc.
10-36M Subject’s warrant check returns with a possible misdemeanor warrant
10-36F Subject’s warrant check returns with a possible felony warrant (or a vehicle comes back as stolen)
10-39 Your status?
10-56 Suicide
10-97 Arrived on scene
10-98 Scene is clear/back in service
11-10 Report (or typing up a report)
11-25 Object in roadway
11-41 Ambulance
11-44 Dead person/animal
11-79 Traffic Accident – Possible Serious Injuries
11-82 Traffic Accident – Non-Injury
11-83 Traffic Accident – Injuries unknown
11-85 Tow truck
11-96 Traffic Stop (11-95 in Amador county)
11-98 Meet up
Code 1 Not urgent
Code 2 Urgent – no lights or sirens
Code 3 Emergency – lights and sirens (also referred to as “Code”)
Code 4 Everything okay / no assistance needed
Code 5 Surveillance/investigation
Code 7 On lunch break
Code 33 Keep the air clear for emergency traffic only
It is common for the deputies to omit the 10- in their “slang”
Common Abbreviations:
A (my A) My home
CC Checks clear
ETA Estimated Time of Arrival
ETOH Ethyl Alcohol (used only by fire, same as HBD)
HBD Has been drinking
H&S Health and Safety Code (used as reference to drugs)
UTL Unable to Locate
QOA Quiet on arrival
TC Traffic collision
RP Reporting Party
X (X-ray) Female
J (Jay) Juvenile
RIP Registration in progress
RO Registered Owner
Vehicle Codes:
10851 Vehicle Theft
12500 Driving unlicensed
14601(.1) Driving on suspended license
23103 Reckless Driving
23109 Racing
23110 Throwing object at/from vehicle
23152 Misdemeanor Drunk Driving (slang: deuce)
Penal Codes
148 Obstruct an officer
187 Murder
207 Kidnapping
211 Robbery (hold-up)
215 Carjacking
242 Assault and Battery
245 Assault with a deadly weapon
273 Domestic Violence
273.5 Domestic Violence against spouse or “significant other”
290 Sex Offender Registration Act (will be returned on a 10-29 as a 10-36, “subject is a 290 registrant”)
415 Disturbing the peace, usually a verbal argument or loud music, parties, etc.
451 Arson
459 Burglary (a 459 “audible” or “silent” refers to the type of alarm)
487 Grand Theft
488 Petty theft / Shoplifting
602 Trespassing
836 Probable cause to arrest subject exists. Suspect may have fled scene and office wants other officers to know that is they encounter suspect, to arrest suspect for a specific crime.
Health and Safety Codes:
11350 Possession of a controlled substance
11355 Sale/Transport of a controlled substance (narcotics)
11357 Possession of marijuana.
11359 Possession of marijuana for sale
11379 Transport controlled substance, non narcotic.