36 CFR § 13.1326 - Snowmachines.
§ 13.1326 Snowmachines.
The use of snowmachines is prohibited within the EGDA, except—
(a) On Exit Glacier Road;
(b) In parking areas;
(c) On a designated route through the Exit Glacier Campground to Exit Creek;
(d) Within Exit Creek; and
(e) For NPS administrative activities.