The provisions of section 14-10-115, C.R.S., shall apply to all child support obligations, established or modified, as part of any proceeding under this article, whether filed on or subsequent to July 1, 1988.
Child support - guidelines - schedule of basic support obligations
Colo. Rev. Stat. § 19-4-129, under Uniform Parentage Act.
Colo. Rev. Stat. § 19-4-129