California Code, Vehicle Code - VEH § 34501.16

(a) Every employer of a commercial driver shall provide information to that employee at the time of hiring and to all employed commercial drivers annually, concerning all of the following:

(b) The Department of Motor Vehicles shall include the information prescribed in subdivision (a), together with information concerning the alcohol concentration in a person's blood resulting from consumption of alcoholic beverages, in each publication of the commercial driver's handbook published after January 1, 1990.

(c) This section shall remain operative until the director determines that federal regulations adopted pursuant to the Commercial Motor Vehicle Safety Act of 1986 (49 U.S.C. Sec. 2701 et seq.) do not require the state to implement the prohibitions and requirements in paragraphs (1) and (2) of subdivision (a).

(d) The director shall submit a notice of the determination under subdivision (c) to the Secretary of State, and this section shall be repealed upon the receipt of that notice.