O'MALLEY. 415 ILCS 5/9.1 from Ch. 111 1/2, par. 1009.1 Amends the Environmental Protection Act. Makes technical changes in the Section concerning State and federal cooperation in the field of air pollution control. 98-01-14 S FIRST READING 98-01-14 S REFERRED TO SENATE RULES COMMITTEE RULES 99-01-12 S SESSION SINE DIE END OF INQUIRY Full Text Bill Summary