2060-AR19 201110 The Regulatory Plan and the Unified Agenda of Federal Regulatory and Deregulatory Actions 2060 Air and Radiation AR 2000 Environmental Protection Agency EPA Implementation of the 1-Hour SO2 NAAQS Other Significant First Time Published in The Unified Agenda Proposed Rule Stage No Undetermined Not Yet Determined CAA 110(a)(1) No NPRM 07/00/2012 Final Action To Be Determined No No Undetermined No No No No Rich Damberg 2060 Office of Air and Radiation OAR 919 541-5592 919 541-4028 damberg.rich@epa.gov MD-15, C539-01, Research Triangle Park NC 27711 Patrick Lessard 2060 Office of Air and Radiation OAR 919 541-5383 919 541-4028 lessard.patrick@epa.gov C539-01, Research Triangle Park NC 27711