Most heavy vehicle registration plates 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. See also
Farm trucks and trailers.

Applicable plate types:
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Apportioned (IRP)* - APO
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Special X - SPX
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Tractor - TOR
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Trailer (Heavy) - TRL
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Trailer (Transferable) - TRL
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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.
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Farm truck tractors
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Vehicles transporting bulk liquid dairy products
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Vehicles transporting raw forest products
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Grading, ditching, excavating or hauling vehicles
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Special mobile equipment
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