75 Pa.C.S. § 7702
"All-terrain vehicle" or "ATV." A motorized off-highway vehicle which travels on three or more tires and which has:
(2) a width which exceeds 50 inches or a dry weight which exceeds 1,200 pounds.
An ATV described in paragraph (1) may be referred to as a Class I ATV, and an ATV described in paragraph (2) may be referred to as a Class II ATV. This term does not include snowmobiles, trail bikes, motorboats, golf carts, aircraft, dune buggies, automobiles, construction machines, trucks or home utility machines; military, fire, emergency and law enforcement vehicles; implements of husbandry; multipurpose agricultural vehicles; vehicles used by the department; or any vehicle that is or is required to be registered under Chapter 13 (relating to registration of vehicles). In addition, this term does not include off-road motor vehicles used exclusively as utility vehicles for agricultural or business operations and incidentally operated or moved upon the highway.
"Snowmobile." An engine-driven vehicle which is all of the following:
(4) Has an overall width of 48 inches or less.
The term does not include a farm tractor, construction equipment, military vehicle, vehicle with inflatable tires or machinery used strictly for the grooming of snowmobile trails. The term includes vintage snowmobiles.
"Vintage snowmobile event." An organized ride or rally for owners and operators of vintage snowmobiles, for which a permit has been issued under section 7718(a) (relating to vintage snowmobile permits) and carried and exhibited in compliance with section 7718(b) and which meets all of the following conditions:
The following words and phrases when used in this chapter shall have, unless the context clearly indicates otherwise, the meanings given to them in this section:
(July 11, 1985, P.L.220, No.56, eff. 60 days; June 25, 2001, P.L.701, No.68, eff. imd.; Nov. 26, 2008, P.L.1658, No.133, eff. 60 days; July 5, 2012, P.L.1000, No.113, eff. 120 days; July 2, 2014, P.L.999, No.111, eff. 60 days; July 11, 2022, P.L.1596, No.92, eff. 60 days)
2022 Amendment. Act 92 amended the def. of "all-terrain vehicle" or "ATV."
2012 Amendment. Act 113 amended the def. of "snowmobile" and added the defs. of "vintage snowmobile" and "vintage snowmobile event."
Cross References. Section 7702 is referred to in section 3722 of this title.