After the car loan is paid off, you can use the identity certificates of the owner and mortgagee of the motor vehicle; Motor vehicle registration certificate; The main contract, mortgage contract and other materials concluded by the motor vehicle owner and the mortgagee according to law shall be registered at the vehicle management office where the vehicle is mortgaged.

Legal basis:

Article 24 of the Regulations on Motor Vehicle Registration applies for cancellation of mortgage registration.

(a) the identity certificate of the motor vehicle owner and the mortgagee;

(2) Motor vehicle registration certificate.

If the people's court mediates, makes a judgment or orders to cancel the mortgage, the owner or mortgagee of the motor vehicle shall fill in the application form and submit the motor vehicle registration certificate, the effective mediation, ruling or judgment issued by the people's court, and the corresponding notice of assistance in execution.

The vehicle management office shall, within one day from the date of acceptance, review the submitted documents and vouchers, and annotate the contents and date of cancellation of mortgage registration on the motor vehicle registration certificate.