The links below provide access to information on state and federal employment laws, often times referred to as "compliance assistance." California labor laws apply to employees who work in the state of California.If you physically work in California, California labor laws apply. The mission of the California Labor Commissioner's Office is to ensure a just day's pay in every workplace in the State and to promote economic justice. Utah law does not require private employers to provide employees with vacation, bereavement, or sick leave, either paid or unpaid. No. You only owe California tax on days you were physically present and working in California. Your employer should list Utah wages and withholding. California is a unique state when it comes to labor and employment laws. On top of their tax obligations, Utah employers also need to be aware of the labor and employment laws of their state. The Utah Labor Commission requires that employers post two notices: 1) Workers Compensation and 2) Occupational Safety and Health.