Colo. Rev. Stat. § 37-50-108
The board shall designate a place within the district where the principal office is to be maintained and may change the place from time to time. Regular quarterly meetings of the board shall be held at the office on the third Tuesday in the months of February, May, August, and November. The board may hold such special meetings as may be required for the proper transaction of business. All special meetings of the board shall be held at locations that are within the boundaries of the district or that are within the boundaries of any county in which the district is located, in whole or in part, or in any county if the meeting location is within Colorado and does not exceed twenty miles from the district boundaries. The provisions of this section governing the location of meetings may be waived only if the proposed change of location of a meeting of the board appears on the agenda of a regular or special meeting of the board and if a resolution is adopted by the board stating the reason for which a meeting of the board is to be held in a location other than under the provisions of this section and further stating the date, time, and place of such meeting. Special meetings may be called by the president of the board or by any four directors. Meetings of the board are public, and proper minutes of the proceedings of the board must be preserved and are open to inspection by any elector of the district during business hours.
C.R.S. § 37-50-108
Section 5 of chapter 112 (HB 19-1029), Session Laws of Colorado 2019, provides that the act changing this section applies to conduct occurring on or after August 2, 2019.