id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id PHMSA-2012-0305-0003,PHMSA,PHMSA-2012-0305,U.S. DOT/PHMSA - Acceptance Letter,Other,Acknowledgement Letter/Receipt,2013-06-14T04:00:00Z,2013,6,2013-06-14T04:00:00Z,,2013-06-14T15:38:18Z,,0,0,090000648131fb50 PHMSA-2012-0305-0002,PHMSA,PHMSA-2012-0305,U.S. DOT/PHMSA - Acknowledgement Letter/Receipt,Other,Acknowledgement Letter/Receipt,2012-12-03T05:00:00Z,2012,12,2012-12-03T05:00:00Z,,2012-12-03T14:58:13Z,,0,0,090000648117ada0 PHMSA-2012-0305-0001,PHMSA,PHMSA-2012-0305,Truck Trailer Manufacturers Association - Petition,Other,Petition(s),2012-11-20T05:00:00Z,2012,11,2012-11-20T05:00:00Z,,2012-11-20T19:15:50Z,,0,0,090000648116d35c