The provisions of 2-3-103 and 2-3-111 do not apply to:
(1) an agency decision that must be made to deal with an emergency situation affecting the public health, welfare, or safety;
(2) an agency decision that must be made to maintain or protect the interests of the agency, including but not limited to the filing of a lawsuit in a court of law or becoming a party to an administrative proceeding; or
(3) a decision involving no more than a ministerial act.