Vehicle Code § 12508
ARTICLE 1. Persons Required to Be Licensed, Exemptions, and Age Limits
When in the opinion of the department it would be in the interest of safety, the department may issue, in individual cases, to any applicant for a driver’s license, a license limited in duration to less than the regular term. Upon the expiration of a limited term license the department may extend its duration for an additional period without fee but the duration of the license and extensions shall not exceed the term of a regular license.