Minnesota Statutes Transportation (Ch. 160-174A) § 169.522. Slow-moving vehicle, sign required

Subdivision 1. Displaying emblem; rules. (a) All animal-drawn vehicles, motorized golf carts when operated on designated roadways pursuant tosection 169.045, implements of husbandry, and other machinery, including all road construction machinery, which are designed for operation at a speed of 30 miles per hour or less, must display a triangular slow-moving vehicle emblem, except (1) when being used in actual construction and maintenance work and traveling within the limits of a construction area marked in accordance with the Manual on Uniform Traffic Control Devices, as set forth insection 169.06, or (2) for a towed implement of husbandry that is empty and that is not self-propelled, in which case it may be towed at lawful speeds greater than 30 miles per hour without removing the slow-moving vehicle emblem. The emblem must consist of a fluorescent or illuminated red-orange triangle with a dark red reflective border and be mounted so as to be visible from a distance of not less than 600 feet to the rear. When a primary power unit towing an implement of husbandry or other machinery displays a slow-moving vehicle emblem visible from a distance of 600 feet to the rear, it is not necessary to display a similar emblem on the secondary unit. All slow-moving vehicle emblems sold in this state must be so designed that when properly mounted they are visible from a distance of not less than 600 feet to the rear when directly in front of lawful lower beam of headlamps on a motor vehicle. The commissioner of public safety shall adopt standards and specifications for the design and position of mounting the slow-moving vehicle emblem. Such standards and specifications must be adopted by rule in accordance with the Administrative Procedure Act.

(b) An alternate slow-moving vehicle emblem consisting of a dull black triangle with a white reflective border may be used after obtaining a permit from the commissioner under rules of the commissioner. A person with a permit to use an alternate slow-moving vehicle emblem must:

(c) In addition to the emblem requirement under this subdivision, an animal-drawn vehicle must comply withsection 169.58, subdivision 6.