Montana Title 61. Motor Vehicles § 61-9-228. Standards for lights on snow-removal equipment

(1) The commission shall adopt standards and specifications applicable to headlamps, clearance lamps, and identification and other lamps on snow-removal equipment when operated on the highways of this state in lieu of the lamps otherwise required on motor vehicles by this chapter. The standards and specifications may permit the use of flashing lights and all colored lights, except blue lights, for purposes of identification on snow-removal equipment when in service on the highways.

(2) It is unlawful to operate any snow-removal equipment on any highway unless the lamps on the equipment comply with and are lighted when and as required by the standards and specifications adopted as provided in this section.