California Code, Government Code - GOV § 20463

(a) The governing body of a public agency, or an employee organization, recognized under Chapter 10 (commencing with Section 3500) of Division 4 of Title 1, that represents employees of the public agency, that desires to consider the participation of the agency in this system or a specific change in the agency's contract with this system, may ask the board for a quotation of the approximate contribution to this system that would be required of the agency for that participation or change.

(b) If the governing body of a public agency requests a quotation, it shall provide each employee organization representing employees that will be affected by the proposed participation or change with a copy of the quotation within five days of receipt of the quotation.

(c) If an employee organization requests a quotation, the employee organization shall provide the public agency that will be affected by the proposed participation or change with a copy of the quotation within five days of receipt of the quotation.

(d) The board may establish limits on the number of quotations it will provide for each contract and the fees, if any, to be assessed for each quotation provided.  The limits and fees established by the board shall be applied in the same manner to a public agency or an employee organization.