Colorado Revised Statutes Title 33. Parks and Wildlife § 33-32-105.5. Minimum qualifications of guides, trip leaders, and guide instructors

(a) Guides shall be eighteen years of age or older, possess a valid standard first-aid card, be trained in cardiopulmonary resuscitation, and have fifty hours of training on the river as a guide from a qualified guide instructor.

(b) Trip leaders shall be eighteen years of age or older, possess a valid standard first-aid card, be trained in cardiopulmonary resuscitation, and have logged at least five hundred river miles, of which at least two hundred fifty river miles shall have been logged while acting as a qualified guide and no more than two hundred fifty river miles shall have been logged while acting as a guide on nonregulated trips. Miles from nonregulated trips shall be documented and signed by the trip leader under penalty of perjury, and the licensee shall retain the documents during the term of the trip leader's employment.

(c) Guide instructors shall be eighteen years of age or older, possess a valid standard first-aid card, be trained in cardiopulmonary resuscitation, and have logged at least fifteen hundred river miles, of which at least seven hundred fifty river miles shall have been logged while acting as a qualified guide.