(a) Cause for removal includes incompetence, neglect of duty, malfeasance in office, and violation of the prohibitions of Section 2-7 of this Act.
     (b) Unless otherwise provided by the Joint Rules of the General Assembly, removal of an Auditor General shall be effected by joint resolution, setting out the cause for which removal is sought, and in each house, prior to any vote on removal, the Auditor General shall be provided a reasonable opportunity to appear before the house, or a committee thereof, to respond to the charges of cause in the removal resolution.