California Code, Government Code - GOV § 7522.42

(a) In addition to any other benefit limitation prescribed by law, for the purposes of determining a public retirement benefit paid to a new member of a public retirement system, the maximum salary, compensation, or payrate taken into account under the plan for any year shall not exceed the amount permitted to be taken into account under Section 401(a)(17) of Title 26 of the United States Code or its successor.

(b) A public employer shall not seek an exception to the prohibition in subdivision (a) on or after January 1, 2013.

(c) For employees first hired on or after January 1, 2013, a public employer shall not make employer contributions to any qualified retirement plan or plans on behalf of an employee based on that portion of the amount of total pensionable compensation that exceeds the amount specified in Section 401(a)(17) of Title 26 of the United States Code, or its successor.

(d) This section shall not apply to salary, compensation, or payrate paid to individuals who, due to their dates of hire, are not subject to the limits specified in subdivision (a).