The vehicles have been sitting inoperable for over a year now. I understand that the tags might be up to date, but these vehicles are not able to be driven and have not moved for over a year.

See #3 below:

§ 46.2-1213. Removal and disposition of unattended, or immobile vehicles; ordinances in counties, cities, and towns.

A. The governing body of any county, city, or town may by ordinance provide for the removal for safekeeping of motor vehicles, trailers, semitrailers, or parts thereof to a storage area if:

1. It is left unattended on a public highway or other public property and constitutes a traffic hazard;

2. It is illegally parked;

3. It is left unattended for more than 10 days either on public property or on private property without the permission of the property owner, lessee, or occupant;

4. It is immobilized on a public roadway by weather conditions or other emergency situation.