The California Highway Patrol is responsible for the investigation and reporting of traffic collisions in the unincorporated areas of the County.
A Department Unit shall respond to a traffic collision in unincorporated areas when:
CHP advises an extended response time and specifically requests this Department handle a collision;
A fatality is reported under circumstances which cause doubt that the death was attributable to the collision (Refer to the "Fatality-Unincorporated Area" section of the chapter);
Department personnel or vehicles are involved; or
Information exists alleging violations of the Penal Code or County ordinances in conjunction with the collision.