California Code, Vehicle Code - VEH § 17706

(a) If the person who is required by the provisions of this code to sign and verify the application of a minor gives his written consent, the department may accept an application signed and verified by the minor and his employer, but in such case the department shall issue to the minor only a driver's license restricted to the operation of vehicles by the minor within the scope of his employment by the employer, unless the employer in writing authorizes the issuance of an unrestricted driver's license.

(b) The person giving his consent to, but not signing or verifying, the application as provided in this section shall not be subject to the civil liability specified in Sections 17707 and 17708 merely by reason of having given such consent.