FDNY 10 CODES QUESTIONS AND ANSWERS
UPDATED 2024 - 2025
10-1 ANS - call your quarters by telephone
10-2 ANS - return to quarters
10-3 ANS - call dispatcher by telephone
10-4 ANS - acknowledgement
10-5 ANS - repeat message
10-6 ANS - standby
10-7 ANS - verify address/lication
10-8 ANS - in service by radio
10-8 code 1 ANS - used only by division or battalion to indicate it is in service by radio when leaving a
quarters other than its own at which it had been off the airand to which its alarms had been routed
10-8 code2 ANS - used by any unit to indicate it is on the air outside its response area. when the unit
returns to its response area, the dispatcher must be notified again using 10-8
10-9 ANS - off the air. a unit will be out of radio contact. ( state the reason:entering a tunnel; visiting
quarters; at a fire or emergency etc.)
10-10 ANS - A request is made for a unit's location.
, 10-11 ANS - radio test count 1-11.
10-12 ANS - preliminary report.
10-14 ANS - roster staffed engine .
10-18 ANS - return all units, except 1 Engine AND 1 Ladder.
10-19 ANS - return all units, except 1 engine OR 1 ladder
10-20 ANS - proceed at reduced speed
10-21 ANS - Brush fire
10-22 ANS - outside rubbish fire that has not extended to a building.
10-23 ANS - abandoned/derelict vehicle fire(adv)
10-24 ANS - auto fire ( any vehicle having a value greater than that of salvage).
10-25 ANS - manhole or transformer fire or emergency
10-25 without code ANS - situation other than described in code 1,2,3 or 4
10-25 code 1 ANS - fire has extended from manhole, conduit, or transformer into a building.
10-25 code 2 ANS - fire has blown one or more manhole covers, or smoke is issuing from a manhole
under pressure
UPDATED 2024 - 2025
10-1 ANS - call your quarters by telephone
10-2 ANS - return to quarters
10-3 ANS - call dispatcher by telephone
10-4 ANS - acknowledgement
10-5 ANS - repeat message
10-6 ANS - standby
10-7 ANS - verify address/lication
10-8 ANS - in service by radio
10-8 code 1 ANS - used only by division or battalion to indicate it is in service by radio when leaving a
quarters other than its own at which it had been off the airand to which its alarms had been routed
10-8 code2 ANS - used by any unit to indicate it is on the air outside its response area. when the unit
returns to its response area, the dispatcher must be notified again using 10-8
10-9 ANS - off the air. a unit will be out of radio contact. ( state the reason:entering a tunnel; visiting
quarters; at a fire or emergency etc.)
10-10 ANS - A request is made for a unit's location.
, 10-11 ANS - radio test count 1-11.
10-12 ANS - preliminary report.
10-14 ANS - roster staffed engine .
10-18 ANS - return all units, except 1 Engine AND 1 Ladder.
10-19 ANS - return all units, except 1 engine OR 1 ladder
10-20 ANS - proceed at reduced speed
10-21 ANS - Brush fire
10-22 ANS - outside rubbish fire that has not extended to a building.
10-23 ANS - abandoned/derelict vehicle fire(adv)
10-24 ANS - auto fire ( any vehicle having a value greater than that of salvage).
10-25 ANS - manhole or transformer fire or emergency
10-25 without code ANS - situation other than described in code 1,2,3 or 4
10-25 code 1 ANS - fire has extended from manhole, conduit, or transformer into a building.
10-25 code 2 ANS - fire has blown one or more manhole covers, or smoke is issuing from a manhole
under pressure
