Colorado Revised Statutes Title 33. Parks and Wildlife § 33-12-103. Aspen leaf annual pass--aspen leaf lifetime pass--rules--report

(2) Except as provided by rule of the commission, for the purpose of this section, the holder of an aspen leaf annual pass or aspen leaf lifetime pass shall own in whole or in part any vehicle used to enter a park area, the vehicle shall have a current valid registration issued by the department of revenue, and the pass holder shall be present in the vehicle. An aspen leaf pass or aspen leaf lifetime pass entitles the holder to enter state park and recreation areas during the period that the pass is valid and when such areas are open.

(3) Each aspen leaf annual pass or aspen leaf lifetime pass shall be displayed by the person to whom it was issued, in the manner prescribed by the commission by rule, when the person enters a state park or state recreation area.

(4) The continued use of the aspen leaf annual pass and the aspen leaf lifetime pass shall be subject to the holder's observance of rules concerning the state park or the state recreation area. For a violation of any of such rules, the division has the power to suspend the pass for six months;  for a second violation, for one year;  and, for a third violation, indefinitely. Any person aggrieved by an action of the division taken pursuant to this subsection (4) may appeal such action in accordance with the procedures provided in article 4 of title 24, C.R.S.