What to do with Montana plates after moving to California
The answer can be return, cancel, destroy, recycle, or keep. Follow the reviewed Montana instruction only after the California registration and insurance handoff are safe.
Complete the replacement record
California requires an out-of-state vehicle to be registered within 20 days of becoming a resident or bringing it into the state.
California financial responsibility is required for vehicles operated or parked on California roads.
Cancel the Montana registration with MV60 after the new registration is active
After the destination registration is active, complete Montana MV60 and select permanent cancellation. Every listed owner must consent, and the plates must be removed when they remain in the owner's possession. Keep the signed form and submission proof with the destination registration before treating the old record as closed.
Open the official Montana instructionReviewed 2026-07-31- 1. Activate acceptable destination coverage
Confirm the effective date with the new insurer.
- 2. Register in California
Keep the issued registration or official receipt.
- 3. Complete the Montana plate action
Keep the surrender, cancellation, mailing, destruction, or retention record the state provides.
- 4. End or rewrite the old policy
Ask the insurer to use dates that do not create an uncovered active registration.
Sources for this closeout sequence
- Montana MVD: Voluntary registration cancellationChecked 2026-07-31 ↗InsuranceExit closeout
- California DMV: Out-of-state registration requirementsChecked 2026-07-31 ↗RegistrationInspection / VINTitle / lienTax / fees