# Colorado Builder Defect Warranty Rules | Who Pays the Repair?

> Colorado's CDARA requires 75 days' notice before suing a builder, with a 6-8 year statute of repose.

**Who pays:** third-party

Colorado's CDARA requires 75 days' notice to the builder before suing, and bars claims 6 years after substantial completion (up to 8 years for late-arising defects).

**Boundary:** Colorado's Construction Defect Action Reform Act requires 75 days' written notice to the builder before suit, giving it a chance to inspect/repair/settle; claims are barred 6 years after substantial completion (up to 8 if the defect arises late).

## Sources
- [Colo. Rev. Stat. § 13-80-104](https://law.justia.com/codes/colorado/title-13/article-80/section-13-80-104/) — "In no case shall such an action be brought more than six years after the substantial completion of the improvement to the real property, except as provided in subsection (2) of this section." (accessed 2026-09-13)
- [Colo. Rev. Stat. § 13-20-803.5: CDARA notice of claim](https://law.justia.com/codes/colorado/title-13/article-20/part-8/section-13-20-803-5/) — "No later than seventy-five days before filing an action against a construction professional ... a claimant shall send or deliver a written notice of claim to the construction professional by certified mail, return receipt requested, or by personal service." (accessed 2026-09-13)
- [C.R.S. § 13-20-803.5(2)-(3): Notice of claim process, Construction Defect Action Reform Act](https://leg.colorado.gov/sites/default/files/images/olls/crs2024-title-13.pdf) — "the claimant shall provide the construction professional and its contractors or other agents reasonable access to the claimant's property during normal working hours to inspect the property and the claimed defect. ... an offer to settle the claim by payment of a sum certain or by agreeing to remedy the claimed defect described in the notice of claim." (accessed 2026-09-27)

_Last verified 2026-09-20. Source: Who Pays the Repair? — https://whopaystherepair.com/rules/colorado-new-home-builder-defect-warranty/ — every claim checked against a primary source before publication (see /methodology/)._