Any county may provide by ordinance that the principles set forth in Article 16.5 (commencing with Section 31870), as a basis for adjustment of retirement allowances in accordance with future cost-of-living changes, shall be applied for the purpose of adjusting retirement allowances in accordance with past cost-of-living changes.
Section 31875
Gov. Code § 31875 — under California Gov. Code.
Gov. Code § 31875