32-17-15.1. Silage or seasonal farm trucks exempt--Gross weight--Restrictions on use.Any silage truck or seasonal farm truck, licensed under the provisions of §32-5-97.1 and having a gross vehicle weight of six to twenty tons, shall be exempt from the provisions of §§32-17-1, 32-17-8, 32-17-11, 32-17-14, and 32-17-15; provided, however, such motor vehicles shall be operated only during daylight hours and only within a twenty-five mile road distance of the main entrance to the farm where such vehicle is ordinarily parked. Source: SL 1975, ch 213.
South Dakota Legal Code