(a) The driver of any limousine for hire operated by a charter-party carrier of passengers under a valid certificate or permit shall do all of the following:
(1) The driver shall ascertain whether any passenger is under the age of 21 years.
(2) If any passenger is under the age of 21 years, the driver shall read to the passenger a statement that the consumption of any alcoholic beverage in the vehicle is unlawful, that no alcoholic beverage may be transported in the passenger compartment of the vehicle, that all alcoholic beverages are required to be carried in the vehicle trunk or other locked compartment, and that, if during the course of the ride any minor is found to be, or to have been, consuming any alcoholic beverage, the contract will be terminated and the customer will be brought back to the point of origin of the ride.
(3) After reading the statement described in paragraph (2) to every passenger under the age of 21 years, the driver shall require every passenger under the age of 21 years to sign the statement. The limousine operator shall retain the signed statement for the period required by the commission.
(4) If any minor passenger, after signing a statement pursuant to paragraph (3), is found to be, or to have been, consuming any alcoholic beverage during the course of any ride subject to this section, the driver shall immediately terminate the contract of hire and shall return the passengers to the point of origin of the ride.
(b) Any failure of a driver to comply with subdivision (a) that results in the conviction of the driver of a violation of Section 23225 of the Vehicle Code, shall be subject to the penalties prescribed in Section 5384.5.
(c) Notwithstanding any other provision of law, this section does not apply to the driver of any bus, taxicab, or van, and it does not prohibit a parent or legal guardian from consuming alcoholic beverages in a limousine for hire while accompanied by his or her minor children.