C.R.S. § 37-50-135

(1) Revenues pledged for the payment of bonds, as received by or otherwise credited to the district under this article, shall immediately be subject to the lien of each such pledge without any physical delivery, filing, or further act. (2) The lien of each such pledge and the obligation to perform the contractual provisions made in the authorizing resolution or other related instrument shall have priority over all other obligations or liabilities of the district, except as may be otherwise provided in this article or in the resolution or other instrument, and subject to any prior pledges and liens previously created. (3) The lien of each such pledge shall be valid and binding as against all persons having claims of any kind in tort, in contract, or otherwise against the district, irrespective of whether such persons have notice of the lien.