Colorado Revised Statutes Title 34. Mineral Resources § 34-33-137. Reservation clause

Passage of this article shall not be deemed to be an admission by the state of Colorado as to the legality or constitutionality of the federal “Surface Mining Control and Reclamation Act of 1977”, as amended,  1 and shall not be construed to limit, waive, or otherwise affect the right of the state of Colorado, or its agencies, from contesting the constitutional or statutory validity of any part, section, provision, requirement, or regulation promulgated under such act, pursuant to which this article has been enacted.