The following forms can either be downloaded to your desktop or completed on line and sent to the Equal Employment Opportunity Office. How to fill out the Contra Costa County Employment Application Form?1. Read the instructions carefully. 2. This handbook is an instruction manual intended for employers only. We have various applications and forms available on our web site for your convenience. Contra Costa County - Business License Online Application ; Select your business type ; Will your business operate inside the unincorporated areas of the county? How Do I Turn In, Sell, or Store My Firearms? CIV-100, Request for Entry of Default (Application to Enter Default). CONFIDENTIAL INFORMAITON – In case of an emergency. If you're taking over a business or moving into an existing retail food facility, you also need to submit an application and get a license.