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. The Labor Relations Services Unit develops and implements the County's labor relations goals, policies and priorities and manages the negotiations process.You will need access to a printer to use this website so you can print your forms and file them in person. Contra Costa Superior Court 725 Court Street Martinez, CA 94553. Phone: (925) 608-1000. For help with a legal problem involving Housing, Public Benefits, or Consumer Law, please call our Legal Advice Line for assistance. APPLICANT INFORMATION Fill out only the applicant section that applies to you. County of Contra Costa (1995), California Court of Appeals. This application and any attachments you provide to it is a public document and is subject to the California Public Records Act (CA Government Code §6250-6270).