AB 685, which became effective Jan. 1, 2021, added Section 6409.6 to the California Labor Code requiring employers to notify employees of a potential worksite exposure to COVID-19 and to notify the local public health agency should an outbreak occur on the worksite. AB 2693, effective Jan. 1, 2023, amended the law to permit alternative notification to employees. It extends the notification requirement to Jan. 1, 2024.