2137-AE23 200904 Unified Agenda of Federal Regulatory and Deregulatory Actions 2137 Pipeline and Hazardous Materials Safety Administration PHMSA 2100 Department of Transportation DOT Hazardous Materials: Miscellaneous Cargo Tank Motor Vehicle and Cylinder Issues; Petitions for Rulemaking Substantive, Nonsignificant Previously Published in The Unified Agenda Completed Actions No No 49 CFR 107 49 CFR 171 to 180 49 USC 5101 et seq No NPRM 04/12/2007 72 FR 18446 NPRM Comment Period End 06/11/2007 Final Action 04/09/2009 74 FR 16135 Final Action Effective 05/11/2009 HM-218E No No None No No www.regulations.gov www.regulations.gov No Yes Hattie Mitchell L. 2137 Pipeline and Hazardous Materials Safety Administration PHMSA 202 366-8553 hattie.mitchell@dot.gov 400 Seventh Street SW, Washington DC 20590