California Code, Government Code - GOV § 22944.2

(a) A contract entered into between an employer and the board pursuant to Section 22944 shall not create, change, or vest the obligations of an employer or the board that were created under any other contract, law, ordinance, regulation, or similar actions to provide benefits for employees or annuitants of a participating employer.

(b) A contract between an employer and the board entered into pursuant to Section 22944, in and of itself, shall not create, change, or vest an obligation for either party to the contract to provide a specific level of postemployment health care benefits or other postemployment benefits to employees or annuitants of a participating employer.

(c) A contract between an employer and the board entered into pursuant to Section 22944, in and of itself, shall not preclude or in any way affect the authority of the employer to create, change, or vest the specific postemployment health care benefits or other postemployment benefits that the employer may choose to provide to its employees or annuitants.