Decide how you want to file your report. If you need help with these forms, call us at (213) 992-3299 as the forms can be more complicated than they appear.Complete and file the "Report of Labor Law Violation" form with the Labor Commissioner's district office closest to where you worked. Gather information you will need to file your complaint. To contact the DLSE, call 833LCOINFO (8335264636). The CRD will conduct an investigation. In this article, we will cover everything you need to know about filing a California labor board complaint with both of these agencies. Timeliness: File your complaint as soon as possible. You can file a claim with the California Labor Commissioner on your computer, tablet or cell phone. Deductions are subject to Fair Labor Standards Act requirements.