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withdrawn,object_id PHMSA-2010-0245-0001,PHMSA,PHMSA-2010-0245,Elimination of Expiration Dates for Classification Approvals,Rule,Federal Register Publication,2010-09-07T04:00:00Z,2010,9,2010-09-07T04:00:00Z,,2010-09-07T13:52:43Z,2010-22138,0,0,0900006480b46a32