A Repossession Agency contracts with a legal owner to locate or recover personal property that has been sold under a security agreement. Repossession is lawful only when the written contract for the purchase or lease of the vehicle states that the creditor has the right to repossess the vehicle.Is a repossessed vehicle exempt from current registration? The first step is to fill out an FTC Fraud Affidavit, from the Federal Trade Commission website. You will also need copies of your vehicle sales contract. Keep all the documents involving your car, including purchase documents, in a folder at home. Attorney specializing in California car repossession law. Learn about your California rights after a repossession and how to get your repossessed car back. Within a few days you should get a Notice of Intent to Sell Repossessed Vehicle in the mail. This is sometimes called an "NOI.