(a) engage in an activity on a trail closed to that activity;

(b) ride or walk a bicycle or horse except on officially established and officially marked trails;

(c) walk on or otherwise use an unmarked path, including firebreaks, for any purpose without a valid permit;

(d) walk on or otherwise use a trail that has been officially closed by the commission;

(e) use or possess a motor vehicle, such as an all terrain vehicle, snowmobile or motorcycle on preserve lands or waters except for administrative use, vehicles used by those with mobility impairments as allowed by permit, and on preserve lands designated as parking areas;

(f) use a private nonmotorized boat on Rensselaer Lake unless it is less than 25 feet in length and has been launched from a designated launch site;

(g) camp anywhere in the preserve;

(h) use a toboggan of any kind except on established and marked trails; or

(i) possess a horse on the preserve without having in their immediate possession an up-to-date negative-coggins certificate for each such horse. Any horse owner found by a commission employee or appropriate law enforcement official to be not in possession of the required negative-coggins certificate must immediately remove the uncertified horse from the preserve.