In most states you should remove the license plates once the tower arrives and return them to the DMV. However, in the following states the license plates need to remain on the car: Alaska, California, Hawaii, Minnesota.
In the states of Arizona, California, Minnesota and Washington you must also turn in a release of liability to the DMV. In Washington and Minnesota this form is called a Report of Sale. In Alaska and Hawaii you need to complete and return a Notice of Vehicle Sale for transfer form that is attached to the bottom of your title.
On these forms, you should fill in our name and address: Kars4kids, 1805 Swarthmore Ave. Lakewood, NJ 08701. For the vehicle purchase price you can fill in donation.