Minors aged 15 days to 18 years employed in the entertainment industry must have a permit to work, and employers must have a permit to employ. Work permits are mandatory in California for most minors under 18 years of age.Serving the business community in San Bernardino County to support the retention of jobs and maintain employment opportunities in our communities. This article covers an overview of everything you should know about California labor and employment laws and regulations. The first step in the wage complaint process is to fill out a Form 1 labor board complaint. You will typically need to also fill out a Form 55 attachment. State and federal law requires California employers to provide the following new hire documents to their employees at the time of hire. Phone: 909.387.8304. When school is not in session, minors between the ages of 12 and 15 may work up to eight hours per day but not more than 40 hours per week. " -Sanford and Gavin Kassel.