Vt. Stat. Ann. tit. 23, § 513

Except as provided in section 321 of this title, an owner of a motor vehicle shall not attach or cause to be attached to the vehicle number plates that were not assigned by the Commissioner of Motor Vehicles. A person shall not operate a motor vehicle, except as provided in section 321 of this title, to which number plates are attached that were not assigned to the vehicle by the Commissioner of Motor Vehicles. An inspector of motor vehicles and any enforcement officer shall have authority to remove from a motor vehicle any plates that have been attached in violation of the provisions of this section.