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withdrawn,object_id EPA-R04-OAR-2016-0421-0003,EPA,EPA-R04-OAR-2016-0421,Air Quality State Implementation Plans; Approvals and Promulgations: Mississippi; Interstate Transport (Prongs 1 and 2) for the 2010 1-hour NO2 Standard,Rule,,2016-12-22T05:00:00Z,2016,12,2016-12-22T05:00:00Z,,2016-12-22T14:52:49Z,2016-30641,0,0,09000064824304a9 EPA-R04-OAR-2016-0421-0002,EPA,EPA-R04-OAR-2016-0421,"Mississippi 2010 Nitrogen Dioxide 1-hour Infrastructure SIP Prongs 1 & 2, Final, with signed cover letter",Supporting & Related Material,State/Tribal Submittal,2016-09-30T04:00:00Z,2016,9,,,2016-10-02T01:33:23Z,,0,0,0900006482236aa1 EPA-R04-OAR-2016-0421-0001,EPA,EPA-R04-OAR-2016-0421,Air Quality State Implementation Plans; Approvals and Promulgations: Mississippi; Interstate Transport (Prongs 1 and 2) for the 2010 1-hour NO2 Standard,Proposed Rule,,2016-09-28T04:00:00Z,2016,9,2016-09-28T04:00:00Z,2016-10-29T03:59:59Z,2016-09-30T19:09:02Z,2016-23300,0,0,090000648227b33c