Policy Text
09.16 .0 PURPOSE
The purpose of this general order is to establish policies and procedures for general radio
procedures.
09.16 .1 POLICY
The policy of the Concord Police Department shall be that codes and unit numbers
established by the department shall be used at all times when communication is made by
use of the radio.
09.16 .2 DEFINITION
A. OFFICER
For purposes of this general order, the term “officer” includes sworn law enforceme nt
coworkers of any rank; and, may apply to any civilian coworkers assigned to field
operations.
09.16 .3 UNIT NUMBERS
A. Every officer shall be issued a unit call number that correspond s to their assignment.
B. The unit number shall consist of four digits. The first number shall always be a 4 as it
corresponds to the City of Concord. The second number corresponds to the assignment
area and if on patrol, the third number corresponds to the assigned rotation.
C. Officers working secondar y employment shall use the word “Code” in front of their
unit number so dispatch will know that the officer is working a secondary assignment.
D. Unit numbers will be spoken as follows:
1. 4001-Forty Zero One
2. 4100-Forty-One Hundred
3. 4210-Forty-Two Ten
4. Code 4323-Code Forty-Three Twenty -Three
CONCORD POLICE DEPARTMENT
STANDARD OPERATING PROCEDURE
GENERAL RADIO PROCEDURES
GENERAL ORDER: 09.16 CREATED : December 1, 2000 ISSUE DATE: September 4, 2023
CALEA: 81.2.4, 81.2.10 EFFECTIVE DATE: September 4, 2023
ACTION: Amends general order dated October 1, 2022 .
General Order 09.16 GENERAL RADIO PROCEDURES Page 2 of 7
09.16 .4 10-CODES
A. Communications maintains a list of “10 -codes” that corresponds with officer activities
and assignments.
B. Officers shall use these “10 -codes” to allow for less radio transmission time and a
better tracking of an officer's activities.
C. Officers shall accurately provide the dispatcher with a disposition code for each
assignment via radio or clear via their Mobile Computing Terminal ( MCT). The
Computer Aided Dispatch ( CAD) record shall serve as the per manent record for
assignment dispositions. The current disposition and ten code list shall be attached
to this policy.
09.16 .5 RADIO COMMUNICATIONS
A. REQUIRED CONTACT BY OFFICERS
1. Officers assigned an MCT shall log on when they enter their patrol vehicle to begin
their shift and shall log off their MCT when they exit their patrol vehicle to end
their shift. Officers are expected to go in -service immediately following roll call
or at the start of the assign ed shift if no roll call is held.
2. All other units shall check on and off duty in order to allow for proper tracking of
manpower in CAD. It is important to have an accurate number of all officers on
duty at all times.
B. STATUS CHANGES AND LOCATION CHANGES
1. Officers shall promptly apprise the dispatcher of all changes in their status (e.g.,
on scene, in service/available) .
2. When checking out of service for reasons other than assigned calls, the officer
shall give their unit number and the location, unless such information is obvious
by the nature of the code given.
3. Officers shall promptly apprise the dispatcher of all changes in their location while
on an assignment.
C. SELF-INITIATED ACTIVITY
1. Officers shall promptly apprise the dis patcher of any self -initiated activity (e.g.,
traffic stops, subject stops).
2. In the event officers enter their own activity into the M CT, personnel not receiving
a dispatcher’s verbal acknowledgment of the activity should contact dispatcher
via radio to verify the activity was received by the dispatcher.
D. OFFICERS DISPATCHED TO ASSIGNMENTS
1. Officers shall respond directly to assignments they receive from the dispatcher.
Officers shall advise the dispatcher of any reasons that may preclude them from
responding directly to an assignment.
General Order 09.16 GENERAL RADIO PROCEDURES Page 3 of 7
2. If a supervisor believes a n officer who received an assignment s hould not
respond, that supervisor shall notify the dispatcher.
E. OFFICERS ON SCENE
1. Officers on scene of an assignment shall keep the dispatcher informed of any
status changes, notifications required by other departmental policies, and
requests for additi onal resources.
2. Officers on scene with a supervisor shall be under the authority and control of
that supervisor. The supervisor in charge of the scene has responsibility for all
resources at the scene.
F. MUTUAL AID COMMUNICATION
1. In mutual aid ope rations, the requesting agency is normally responsible for
designating a mutually accessible channel for radio communications with assisting
agencies. For local operations, radio communication shall be handled through the
City of Concord Communications Ce nter utilizing the regional 800MHz trunked
system.
2. Selected channels in the regional 800MHz trunked radio system have been
designated for law enforcement mutual aid use. These channels may be used
when appropriate and feasible to support operations of a mutual aid nature.
3. In the even t that an assisting agency does not have the radio capabilities to
operate