Colo. Rev. Stat. § 12-155-125
(1) On and after July 1, 2025, a plumbing contractor shall display the following information on the plumbing contractor's vehicle or vehicles, billing materials, bid sheets, and website:
Source: L. 2024: Entire section added, (HB 24-1344), ch. 343, p. 2330, § 26, effective July 1.