(a) Any lobbyist, except a volunteer lobbyist, desiring to observe the session of the House or to appear before any committee of the House shall first register as a lobbyist with the Secretary of State as required in Section 24-6-303 or 24-6-303.5, Colorado Revised Statutes. A volunteer lobbyist shall first register with the chief clerk.
(b) The sergeant-at-arms shall thereupon conduct said person to the desk of the chief clerk, where said person shall register in the record kept for that purpose, entering thereon his or her name, address, and the interest or interests he or she represents, and also the bill or bills upon which he or she desires to be heard. The chief clerk shall thereupon issue a card to said person, which card shall permit said person to appear before the committee or committees to which said bill or bills have been referred.
(c) At any meeting of any committee of the House, the chairman thereof, or a majority of the committee, may permit any interested person to address the committee upon said person's stating to the chairman his or her name and address and the subject upon which said person desires to be heard.