Colo. Rev. Stat. § 35-11-111
(2) Prior to an inspection, the inspector shall notify a permit holder of the time and date of the inspection. The inspector shall inform the permit holder that the permit holder may be present at the inspection. If a permit holder denies access to an inspector, the inspector may seek an inspection warrant issued by the district court for the district in which the permit holder's land is located. The court shall issue the inspection warrant upon presentation by the inspector of an affidavit stating:
(3) Each irrigation system subject to this article 11 that has not been issued a permit pursuant to this article 11 may be inspected, without prior notice, by an inspector who has information that gives the inspector reasonable cause to believe that any provision of this article 11 is being violated. If the landowner denies access to the inspector, the inspector may seek an inspection warrant issued by the district court for the district in which the landowner's land is located. The district court shall issue such inspection warrant upon presentation by an inspector of an affidavit stating:
Source: L. 87: Entire article RC&RE, p. 1282, § 1, effective July 1. L. 88: (1) amended, p. 1221, § 5, effective July 1. L. 2025: (2) and (3) amended, (HB 25-1084), ch. 24, p. 107, § 54, effective August 6.