Colo. Rev. Stat. § 30-20-422
The powers conferred by this part 4 shall be in addition and supplemental to and not in substitution for, and the limitations imposed by this part 4 shall not affect, the powers conferred by any other law. Bonds may be issued under this part 4 without regard to the provisions of any other law. The water facilities or sewerage facilities, or both, may be acquired, purchased, constructed, reconstructed, improved, bettered, and extended, and bonds may be issued under this part 4 for said purposes, notwithstanding that any law may provide for the acquisition, purchase, construction, reconstruction, improvement, betterment, and extension for like purposes, and without regard to the requirements, restrictions, debt, or other limitations or other provisions contained in any other law, including, but not limited to, any requirement for any restriction or limitation on the incurring of indebtedness or the issuance of bonds. Insofar as the provisions of this part 4 are inconsistent with the provisions of any other law, the provisions of this part 4 shall be controlling.
C.R.S. § 30-20-422