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withdrawn,object_id PHMSA-2015-0041-0002,PHMSA,PHMSA-2015-0041,P-1646 Acceptance Letter,Other,Letter(s),2016-12-05T05:00:00Z,2016,12,2016-12-05T05:00:00Z,,2016-12-05T17:34:52Z,,0,0,09000064823e0376 PHMSA-2015-0041-0001,PHMSA,PHMSA-2015-0041,Association of American Railroads - Petition to Amend (P-1646),Other,Petition(s),2015-02-06T05:00:00Z,2015,2,2015-02-06T05:00:00Z,,2015-02-06T20:57:08Z,,0,0,09000064819edf5b