CA Gov't Code Section 19997.13

(a)

An employee compensated on a monthly basis shall be notified that he or she is to be laid off 30 days prior to the effective date of layoff and not more than 60 days after the date of the seniority computation. The notice of layoff shall be in writing and shall contain the reason or reasons for the layoff. An employee to be laid off may elect to accept this layoff prior to the effective date thereof.

(b)

If the provisions of this section are in conflict with the provisions of a memorandum of understanding reached pursuant to Section 3517.5, the memorandum of understanding shall be controlling without further legislative action, except that if the provisions of a memorandum of understanding require the expenditure of funds, the provisions shall not become effective unless approved by the Legislature in the annual Budget Act.