1. (a) Except as provided in subsections (b) through (e), a tire on a vehicle moved on a highway may not have on the tire's periphery a block, stud, flange, cleat, or spike or any other protuberance of any material other than rubber that projects beyond the tread of the traction surface of the tire.
2. (b) Implements of agriculture may use tires having protuberances that will not injure the highway.
3. (c) Tire chains of reasonable proportions may be used upon a vehicle when required for safety because of snow, ice, or other conditions tending to cause a vehicle to skid.

4. (d) From October 1 to the following May 1, a vehicle may use tires in which have been inserted ice grips or tire studs, including retractable tire studs, that:

   1. (1) are of wear-resisting material;
   2. (2) are installed in a manner that provides resiliency upon contact with the road;
   3. (3) have projections that do not exceed three thirty-seconds (3/32) of an inch beyond the tread of the traction surface of the tire; and
   4. (4) are constructed to prevent any appreciable damage to the road surface.

5. (e) Notwithstanding subsection (d), a vehicle may be equipped year-round with tires that have retractable tire studs if the tire studs remain retracted from May 2 to September 30 of each year.

   [Pre-1991 Recodification Citation: 9-8-6-39(c).]

As added by P.L.2-1991, SEC.7. Amended by P.L.210-2005, SEC.30; P.L.35-2008, SEC.2.