California Code, Vehicle Code - VEH § 2408

The department shall tabulate and may analyze all accident reports and publish annually or at more frequent intervals statistical information based thereon as to the number and location of traffic accidents, as well as other information relating to traffic accident prevention. Based upon its findings after such analysis, the department may conduct further necessary detailed research to more fully determine the cause and control of highway accidents. It may further conduct experimental field tests within areas of the State to prove the practicability of various ideas advanced in traffic control and accident prevention.