(1) Riding or leading horses, llamas, or similar animals is prohibited:
(a) on trails in any state park that are posted to exclude such activity;
(b) off trail in any state park area, except where specifically authorized; and
(c) in any campgrounds, except designated horse or pack-oriented camping areas.
(2) The park manager may open or close trails to such use. The decision to open or close a trail shall include an evaluation of factors including, but not limited to, conflict with other park users, public safety, and damage to park resources and/or facilities. Trails designated open for such use may be temporarily closed by the park manager due to emergency health, safety, or resource protection considerations.
(3) Any person bringing a horse, llama, or similar animal into a state park area shall clean up animal feces, feed, or bedding materials in parking lots, at trail heads, and other central locations used by park visitors.