Colorado Revised Statutes Title 24. Government State § 24-70-203. Classes of printing

(a) The legislative bills, memorials, resolutions, calendars, and journals of the general assembly shall constitute the first class.

(b) The laws passed by the general assembly at each session, known as the “Session Laws of Colorado”, shall constitute the second class.

(c) The reports of the opinions of the Colorado supreme court and court of appeals shall constitute the third class.

(d) All other types of printing required by any governmental agency of the state, except as provided in article 5 of title 2, C.R.S., shall constitute the fourth class.