C.R.S. § 24-18-305

(1) An agency using a facial recognition service must conduct periodic training of all individuals who operate a facial recognition service or who process personal data obtained from the use of a facial recognition service. (2) The training required by subsection (1) of this section must include coverage of: (a) The capabilities and limitations of the facial recognition service; (b) Procedures to interpret and act on the output of the facial recognition service; and (c) To the extent applicable to the deployment context, the meaningful human review requirement for decisions that produce legal effects concerning individuals or similarly significant effects concerning individuals.