Validation stickers: Heavy trailers, tractors and trucks - Wisconsin Department of Transportation

Validation stickers

Autos and light trailers; motor homes with personalized or special plates

Heavy trailers, tractors and trucks

Light truck plates

Motorcycles, mopeds, farm trucks, recreational vehicle trailers and low speed vehicles

Motor buses and motor homes

No validation stickers

Registered gross weight

School buses

Heavy trailers, tractors and trucks

Most heavy vehicle registration plates may expire at three-month intervals or annually in December. Two stacked letters are stamped on the left. The top letter on the left indicates the registered gross weight. They receive a combined month and year sticker. Place the sticker to the right of the plate number.

Sticker placement example for heavy trailers, tractors and trucks

Applicable plate types:

Apportioned (IRP)* - APO
Farm (Heavy) - HFM
Farm (Trailer) - FTL
Special X - SPX
Tractor - TOR
Trailer (Heavy) - TRL
Trailer (Transferable) - TRL
Truck (Heavy) - HTK

* Apportioned vehicle (IRP) plates receive a weight sticker only.

These registration plates also receive a restricted use sticker, which is placed above the month/year sticker.

Farm truck tractors
Vehicles transporting bulk liquid dairy products
Vehicles transporting raw forest products
Grading, ditching, excavating or hauling vehicles
Special mobile equipment

Questions? Contact us: Wisconsin DMV email service

Related link:

Vehicle registration fees