Colo. Rev. Stat. § 32-15-125
Neither the directors nor any person executing any obligations issued pursuant to the provisions of this article shall be personally liable on the obligations by reason of the issuance thereof. Obligations issued pursuant to this article shall not in any way create or constitute any indebtedness, liability, or obligation of the state or of any political subdivision thereof, except the district, and nothing in this article shall be construed to authorize the district to incur any indebtedness on behalf of or in any way to obligate the state or any political subdivision thereof, except the district, and nothing in this article shall be construed to authorize the district to incur any indebtedness on behalf of or in any way to obligate the state or any political subdivision thereof, except as specifically provided in this article.
C.R.S. § 32-15-125