Tracked ATVs in Montana: What the State Publishes

Montana statute says nothing about track systems anywhere in the OHV definitions, the OHV operating rules, or FWP's Montana Motorized Recreation Handbook. That silence is favourable here rather than ambiguous, because the definition a track conversion has to satisfy contains no wheel, tire or wheel-count element at all, and its exclusions are a short closed list: water vehicles, snowmobiles, and vehicles designed to transport persons or property on the highways unless used for off-road recreation on public lands. A tracked quad is none of those. Montana's snowmobile definition is the narrow one, but note precisely why: MCA 61-1-101(71) reads "an overall width of 48 inches or less, excluding accessories, that is designed primarily for travel on snow or ice, that may be steered by skis or runners." The "may be steered" clause is permissive, not a requirement, so it does not by itself exclude a machine that steers on tracks — the operative limits are the 48-inch width cap and the "designed primarily for travel on snow or ice" test. Measure your machine against the 48 inches rather than assuming; the "designed primarily" test is the one a converted quad looks least likely to meet. The narrowing that does bite is elsewhere: MCA 61-1-101(57)(a) defines a quadricycle as "a four-wheeled motor vehicle," and several Montana exemptions are keyed to that word.

"Off-highway vehicle" means a self-propelled vehicle designed for recreation or cross-country travel on public lands, trails, easements, lakes, rivers, or streams. The term includes but is not limited to motorcycles, quadricycles, dune buggies, amphibious vehicles, air cushion vehicles, and any other means of land transportation deriving motive power from any source other than muscle or wind. (b) The term does not include: (i) vehicles designed primarily for travel on, over, or in the water; (ii) snowmobiles; or (iii) motor vehicles designed to transport persons or property on the highways unless the vehicle is used for off-road recreation on public lands.MCA 61-1-101(50)(a) and (50)(b) (quoted); a closely similar but not identical definition appears at MCA 23-2-801(1), which reads "used for recreation or cross-country travel" where 61-1-101(50)(a) reads "designed for". Snowmobile defined at MCA 61-1-101(71); quadricycle at MCA 61-1-101(57)(a) — source · read 2026-09-26

Montana registration is one-time, not annual. An OHV ridden for off-road recreation on public land must display a conspicuous decal issued by the county treasurer as proof the registration fee is paid. The one-time fee for an off-highway vehicle other than a quadricycle or motorcycle is $61.25, dropping to $41.25 if a valid summer motorized recreation trail pass is affixed. Machines registered as quadricycles pay $53.25 one-time for off-highway use, $114.50 for both off-road and public-highway use, plus a $16 motorcycle safety fee. Riding on paved public highways is a separate matter: FWP states the machine must be street legal and carry a license plate.

Except as provided in 23-2-802, an off-highway vehicle may not be operated by a person for off-road recreation on public lands in Montana unless there is displayed in a conspicuous place a decal, in a form prescribed by the department of justice and issued by the county treasurer, as visual proof that the following fees have been paid ...MCA 23-2-804 (Decal required); fees at MCA 61-3-321(5) and (8) — source · read 2026-09-26

A different document, other jurisdictions
Registering a Tracked Quad sets several named agencies' own class definitions side by side, and shows that they are not written to a common test. It settles nothing for Montana; what Montana publishes is directly above.

Yes, on designated routes. Montana's own statutes do not set up a state trail permit system that would exclude a tracked machine; the state registers the vehicle and the route designations come from the land manager. FWP notes that summer motorized trails are maintained by local clubs or federal agencies and that some designated areas on Forest Service and BLM land require a trail pass. A tracked OHV may also be operated on a Forest Service development road where that road has been designated and approved for off-highway vehicle use.

An off-highway vehicle may be operated on or across a forest development road in this state, as defined in 61-8-110, if the road has been designated and approved for off-highway vehicle use by the United States forest service.MCA 23-2-821(3) — source · read 2026-09-26

A different document, other jurisdictions
Groomed Snowmobile Trails quotes named agencies in other jurisdictions on the groomed-trail question, and they do not agree with each other. It settles nothing for Montana; what Montana publishes is directly above.

Crossings are yours by statute; travel along a road is by permission. An OHV may make a direct crossing of a public road at approximately 90 degrees, after a full stop and yielding, when the crossing is necessary to reach another authorized area of operation. Operating on the roadway or shoulder of a public road, state highway, county road or city street within a municipality's boundaries requires permission from the municipality (city and town streets), the board of county commissioners (county roads), or the state highway patrol (all other highways), or authorization by municipal ordinance. Where that permission exists, the machine needs at least one headlamp and one taillamp lit at all times plus a hand- or foot-operated braking device, and the operator needs a driver's license. Interstate highways are flatly closed. Controlled-access highways require full registration and licensing under 61-3-301.

Off-highway vehicle operation is permitted on the roadway or shoulder of any public road or highway, state highway, county road, or city street located within the boundaries of any municipality only if: (a) the operator has received permission or is otherwise authorized for that travel by the municipality in the case of town or city streets, the board of county commissioners for county roads, or the state highway patrol for all other highways; or (b) operation is authorized on municipal streets by municipal ordinance.MCA 23-2-824(2), quoted from the page linked here; the interstate prohibition is in MCA 23-2-821(2) on a separate page; lighting, brakes and driver license at MCA 23-2-824(3)-(4) — source · read 2026-09-26

A different document, other jurisdictions
Roads, Shoulders and Crossings separates crossing a road from travelling along one in several named jurisdictions, because most of them do. It settles nothing for Montana; what Montana publishes is directly above.

Montana registers the machine; federal and state land managers decide the routes. On Forest Service and BLM ground the controlling document is that unit's travel plan and Motor Vehicle Use Map, and FWP notes some designated areas require a trail pass. One Montana-specific statewide restriction is worth knowing: FWP states an OHV may not be operated below the ordinary high-water mark of a stream on state, private or federal lands except on an established road or trail.

An OHV may not be operated below the ordinary high-watermark of a stream on state, private or federal lands except on an established road or trail that enters or crosses a stream by the shortest practical or designated route to the road or trail on the opposite bankMontana Fish, Wildlife & Parks, Off-Highway Vehicles activity page — source · read 2026-09-26

A different document, other jurisdictions
Public Land and Width Limits covers the federal land managers, who publish route designations rather than permissions and answer to nobody's state code. It settles nothing for Montana; what Montana publishes is directly above.