Amends the Illinois Administrative Procedure Act. In provisions regarding the second notice period for rulemaking, provides that the second notice period shall be extended for a period not to exceed an additional 45 days if the agency has received a statement of unresponsiveness from the Joint Committee on Administrative Rules. Lists the requirements for a statement of unresponsiveness. Provides that failure to provide a substantive response within 7 days after a statement of unresponsiveness is issued shall constitute a withdrawal of the rulemaking. In provisions regarding the contents of the written notice to the Joint Committee, requires a statement certifying that no procedure, policy, schedule, or other feature of the agency will prevent the agency from substantively engaging with the Joint Committee regarding suggestions made during the second notice period.