California Code
ARTICLE 3 - Enforcement
Section 16750.1.

16750.1. Any civil action to enforce any cause of action for a violation of this chapter shall be commenced within four years after the cause of action accrued. No cause of action barred under existing law on the effective date of the amendment of this section at the 1977–78 Regular Session of the Legislature shall be revived by such amendment.

(Amended by Stats. 1977, Ch. 541.)