Colo. Rev. Stat. § 29-8-134
There shall be included in the notice of the public hearing concerning the improvements required by section 29-8-110 notice that all owners of land within the local improvement district may file written requests for inclusion of the cost of conversion of utility facilities upon their property within the contemplation of section 29-8-133. Such notice shall further advise that any owner who does not execute the objections provided for in section 29-8-133, or otherwise provide for underground service connections to his property, in a manner satisfactory to the public utility involved, shall be subject to disconnection from the electric or communication facilities providing service to all buildings, structures, and improvements located upon the lot or parcel.
C.R.S. § 29-8-134