Colo. Rev. Stat. § 37-44-111
The board is hereby empowered to take conveyances or assurances for all property acquired by it under the provisions of this article and, in the name of such internal improvement district to and for the purposes expressed in this article, to institute and maintain any action or proceeding necessary or proper in order to fully carry out the provisions of this article or to enforce, maintain, and protect all rights, privileges, and immunities created by this article or acquired in pursuance thereof. In all courts, actions, or proceedings, the board may sue, appear, and defend in person or by attorneys and in the name of such internal improvement district. Judicial notice shall be taken in all actions and judicial proceedings in any court of this state of the organization and existence of any internal improvement district of this state, from and after the filing for record in the office of the county clerk and recorder of the certified copy of the order of the district court creating the same, and a certified copy of said order shall be prima facie evidence in all actions and proceedings in any court of this state of the regularity and legal sufficiency of all acts, matters, and proceedings therein recited.
C.R.S. § 37-44-111