N.J. Stat. § 39:4-14.3l
Whenever a motorized bicycle for which a registration certificate has been issued has been permanently removed from the State, the owner shall notify the director in writing within 10 days.
Whenever a motorized bicycle for which a registration certificate has been issued has been destroyed, stolen, or whenever its use has been discontinued, the owner shall notify the director in writing, sign and execute the registration certificate, and return it to the director within 10 days.
Whenever there is a transfer of ownership of a motorized bicycle for which a registration certificate has been issued, the owner shall sign over the registration to the purchaser.
The new owner shall apply to the director for a new registration certificate and license plate and submit the original registration certificate and license plate with the application. The new owner shall not operate the motorized bicycle until the new registration is completed.
The application form for registering a motorized bicycle whose ownership has been transferred shall contain the same information contained in the application completed by a motorized bicycle dealer at the time of original sale, with modifications made by the director.
The new owner shall pay the fees for registering the motorized bicycle established pursuant to section 10 of this act.
N.J.S. § 39:4-14.3l