There are several layers to this approach. Firstly, for as long as you have a lease or payments on your car — yes, you still need to register it. If you own your car, there are several ways to tackle it. However, DO NOT simply send your affidavit to the DMV and think you’re done. There is another step to take. There’s also a process on how to obtain a DOT number for your “private conveyance” — which will make you exempt from registering with the State.