California Code, Health and Safety Code - HSC § 115060.5

(1) All operators of ionizing sources of radiation are explosive ordnance disposal technicians certified as bomb technicians by the United States Federal Bureau of Investigation or a successor federal agency responsible for training and certifying bomb technicians. Nothing in this paragraph shall be construed to authorize the use, possession, or transfer of radioactive material.

(3) The bomb squad has written operating procedures that apply to the kinds of radiation machines used by the bomb squad and are followed by applicable personnel.

(4) Radiation machines maintained and operated by the bomb squad meet the requirements specified in the American National Standard N537-1976 “Radiological Safety Standards for the Design of Radiographic and Fluoroscopic Industrial X-Ray Equipment” published as NBS Handbook 123, issued August 1977, or subsequent standards that the department determines to be applicable.

(5) The jurisdiction provides annual refresher training to all operators at intervals not to exceed 12 months. The training shall address or provide, at a minimum, the results of department's inspections, information on new procedures or equipment, accidents or errors that have been observed and steps to prevent recurrence, and an opportunity for individuals to ask radiation safety related questions.