2060-AI43 200210 The Regulatory Plan and the Unified Agenda of Federal Regulatory and Deregulatory Actions 2060 Air and Radiation AR 2000 Environmental Protection Agency EPA Review National Ambient Air Quality Standards for Carbon Monoxide Other Significant Previously Published in The Unified Agenda Long-Term Actions No No 40 CFR 50 Clean Air Act Title I Statutory Final 05/31/2001 Clean Air Act requires reviews every five years. No NPRM 05/00/2004 Final Action 05/00/2005 SAN No. 4266 No No Undetermined No No NA Not Collected David McKee 2060 Office of Air and Radiation OAR 919 541-5288 919 541-0237 mckee.dave@epa.gov C504-06, Research Triangle Park NC 27711 Harvey Richmond 2060 Office of Air and Radiation OAR 919 541-5271 Richmond.Harvey@epa.gov C504-06, Washington DC 20460