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withdrawn,object_id EPA-R03-OAR-2012-0521-0005,EPA,EPA-R03-OAR-2012-0521,Approval and Promulgation of Air Quality Implementation Plans: Delaware; Prevention of Significant Deterioration; Greenhouse Gas Permitting Authority and Tailoring Rule Revision,Rule,,2013-02-28T05:00:00Z,2013,2,,,2013-02-28T19:03:07Z,2013-04143,0,0,090000648120f880