Tennessee > State Incentives
High Occupancy Vehicle (HOV) Lane Exemption
Vehicles that the U.S. Environmental Protection Agency defines as Inherently Low Emission Vehicles or Low Emission and Energy-Efficient Vehicles and have gross vehicle weight ratings of 26,000 pounds or less are permitted use of HOV lanes regardless of the number of occupants. Such vehicles must display a Tennessee Department of Revenue decal. (Reference Tennessee Code 55-8-188)