California Code, Business and Professions Code - BPC § 6141

(a) The board shall fix the annual license fee for inactive licensees at a sum not exceeding one hundred dollars ($100).  The annual license fee for inactive licensees is payable on or before the date set by the State Bar, which shall not be less than 12 months from the prior year's due date.

(b) An inactive licensee shall not be required to pay the annual license fee for inactive licensees for any calendar year following the calendar year in which the licensee attains 70 years of age.

(c) This section shall remain in effect only until January 1, 2027, and as of that date is repealed.