2137-AE25 200904 Unified Agenda of Federal Regulatory and Deregulatory Actions 2137 Pipeline and Hazardous Materials Safety Administration PHMSA 2100 Department of Transportation DOT Pipeline Safety: Standards for Increasing the Maximum Allowable Operating Pressure for Gas Transmission Pipelines Economically Significant Previously Published in The Unified Agenda Completed Actions Yes No 49 CFR 192 49 USC 60102 No NPRM 03/12/2008 73 FR 13167 NPRM Comment Period End 05/12/2008 NPRM; Extension of Comment Period 05/12/2008 73 FR 26954 NPRM Extended Comment Period End 05/19/2008 Final Rule 10/17/2008 73 FR 62148 Final Rule Effective 11/17/2008 Final Action/stays the effective date 12/01/2008 12/01/2008 73 FR 72737 Final Action Effective 12/22/2008 Docket No. PHMSA-05-23447 No No None No No www.regulations.gov www.regulations.gov No No John Gale A. 2137 Pipeline and Hazardous Materials Safety Administration PHMSA 202 366-0434 john.gale@dot.gov 1200 New Jersey Avenue SE, Washington DC 20590