Cal. Lab. Code § 1400 : CALIFORNIA LABOR CODE — EMPLOYMENT REGULATION AND SUPERVISION — EMPLOYEES — RELOCATIONS, TERMINATIONS, AND MASS LAYOFFS — GENERAL CAL/WARN REQUIREMENTS — Title TEXT PDF This chapter may be cited as the "California Worker Adjustment and Retraining Act" or "Cal/WARN Act." Ca. Lab. Code § 1400 Added by Stats 2022 ch 752 (AB 1601),s 1, eff. 1/1/2023.