Colo. Rev. Stat. § 24-1-107
In order to promote economic and efficient administration and operation of a principal department and notwithstanding any other provisions of law, except as provided in section 24-1-105, the head of a principal department, with the approval of the governor, may establish, combine, or abolish divisions, sections, and units other than those specifically created by law and may allocate and reallocate powers, duties, and functions to divisions, sections, and units under the principal department, but no substantive function vested by law in any officer, department, institution, or other agency within the principal department shall be removed from the jurisdiction of such officer, department, institution, or other agency under the provisions of this section.
C.R.S. § 24-1-107
For the definition of "head of a principal department", see § 24-1-103.