C.R.S. § 10-16-309

(1) The commissioner shall not issue or renew a certificate of authority to any corporation operating or proposing to operate a nonprofit hospital, medical-surgical, and other health services plan, unless: (a) The subscription or membership certificates which the corporation offers to its subscribers or members, together with a schedule of the dues and fees to be paid by subscribers or members, have been filed with the commissioner in accordance with the provisions of section 10-16-107 ; (b) The schedule of the dues and fees to be paid by subscribers or members is such as will enable such corporation to meet the expenses of the hospital, medical-surgical, and other health services which are made available to its subscribers or members without impairing the guarantee fund required by section 10-16-310 .