California Code, Government Code - GOV § 31462.05

(a) For a member who is subject to the California Public Employees' Pension Reform Act of 2013 (Article 4 (commencing with Section 7522) of Chapter 21 of Division 7 of Title 1) for all or any portion of his or her membership in the county retirement system, “final compensation” as defined in Section 7522.32 shall apply.

(b) If a member has less than three years of service, that member's final compensation shall be determined by dividing the total compensation by the number of months of service credited to the member and multiplying by 12.

(c) When determining final compensation for a member who does not have three consecutive years of earned pensionable compensation due to an absence, the compensation for any absence shall be based on the pensionable compensation of the position held by the member immediately prior to the absence.