2137-AE91 201404 Unified Agenda of Federal Regulatory and Deregulatory Actions 2137 Pipeline and Hazardous Materials Safety Administration PHMSA 2100 Department of Transportation DOT Hazardous Materials: Enhanced Tank Car Standards and Operational Controls for High-Hazard Flammable Trains Economically Significant Previously Published in The Unified Agenda Proposed Rule Stage Undetermined No 49 CFR 130 49 CFR 171 49 CFR 172 49 CFR 173 49 CFR 174 49 CFR 179 49 USC 5101 et seq Yes ANPRM 09/06/2013 78 FR 54849 ANPRM Comment Period End 11/05/2013 Comment Period Extended 11/05/2013 78 FR 66326 Comment Period End 12/05/2013 NPRM 07/00/2014 HM-251; SB-Y; IC-Y; SLT-N; This NPRM will provide the greatest opportunity for public participation in the development of regulatory amendments, and promote greater exchange of information and perspectives among the various stakeholders. The NPRM will lead to more focused and well-developed amendments that reflect the views of all regulated entities. Comments received will be used in our evaluation and development of future regulatory action on these issues. Undetermined No Undetermined Undetermined No www.regulations.gov www.regulations.gov No No Lad Falat 2137 Pipeline and Hazardous Materials Safety Administration PHMSA 202 366-4545 lad.falat@dot.gov 1200 New Jersey Avenue SE, Washington DC 20590