A DMV authorization letter, if you are a cash depositor or are self-insured. Here are the types of acceptable insurance: Motor vehicle liability insurance policy.Insurance information, when needed, is requested upon receipt of an SR 1 following a reportable accident occurring in California. If you meet with a severe car accident in California, the law requires you to fill out and submit Form SR1 with the Department of Motor Vehicles (DMV). How to fill out the California DMV Financial Responsibility Request Form? 1. Select the type of information requested. 2. Place the correct National Association of Insurance Commissioners (NAIC) number for your insurance company in the boxes provided. Include the name of the insurance company, the policy number, and the policy effective date. The DMV 65 MCP form serves as a Certificate of Insurance for Motor Carriers of Property, essential for businesses transporting goods in California. All states require some form of proof of financial responsibility before a driver can operate a motor vehicle on public property.