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withdrawn,object_id PHMSA-2012-0262-0004,PHMSA,PHMSA-2012-0262,U.S. DOT/PHMSA - Response Letter,Other,Acknowledgement Letter/Receipt,2013-11-18T05:00:00Z,2013,11,2013-11-18T05:00:00Z,,2013-11-18T14:17:19Z,,0,0,090000648147f427 PHMSA-2012-0262-0002,PHMSA,PHMSA-2012-0262,U.S. DOT/PHMSA - Acknowledgement Letter,Other,Acknowledgement Letter/Receipt,2012-11-02T04:00:00Z,2012,11,2012-11-02T04:00:00Z,,2012-11-02T16:33:35Z,,0,0,090000648114d8c7 PHMSA-2012-0262-0001,PHMSA,PHMSA-2012-0262,"The Council on Safe Transportation of Hazardous Articles, Inc. - Petition 1602",Other,Petition(s),2012-10-19T04:00:00Z,2012,10,2012-10-19T04:00:00Z,,2012-11-22T03:01:17Z,,0,0,090000648113d75f