Cal. Lab. Code § 4850.5
Any firefighter employed by the County of San Luis Obispo, and the sheriff or any officer or employee of the sheriff's office of the County of San Luis Obispo, and any county probation officer, group counselor, or juvenile services officer, or any officer or employee of a probation office, employed by the County of San Luis Obispo, shall, upon the adoption of a resolution of the board of supervisors so declaring, be entitled to the benefits of this article, if otherwise entitled to these benefits, even though the employee is not a member of the Public Employees' Retirement System or subject to the County Employees Retirement Law of 1937 (Chapter 3 (commencing with Section 31450) of Part 3 of Division 4 of Title 3 of the Government Code).
Ca. Lab. Code § 4850.5