HPMVZ Permit H

High productivity motor vehicles sticker (HPMVs) An HPMV: exceeds a mass of 44,000kg and/or the maximum length dimensions allowed for standard vehicles, but meets higher individual axle and axle group limits and is no wider or higher than a standard vehicle, and operates under a route specific HPMV permit issued by a road controlling authority (RCA) on roads and bridges that have been determined to be able to accommodate the additional mass and/or length, and displays a "H" sign on the front and rear if specified on the permit or if route specific.