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withdrawn,object_id EPA-R07-OAR-2017-0517-0007,EPA,EPA-R07-OAR-2017-0517,Approval of Implementation Plans; State of Iowa; Elements of the Infrastructure SIP Requirements for the 2012 Particulate Matter (PM2.5) National Ambient Air Quality Standard (NAAQS),Rule,Final Rule,2018-03-22T04:00:00Z,2018,3,,,2018-03-22T13:47:21Z,2018-05540,0,0,090000648303e565 EPA-R07-OAR-2017-0517-0006,EPA,EPA-R07-OAR-2017-0517,State of Iowa; Withdrawal of Direct Final Rule; Elements of the Infrastructure SIP Requirements for the 2012 Annual Fine Particulate Matter (PM2.5) National Ambient Air Quality Standard (NAAQS),Rule,Withdrawal,2017-11-20T05:00:00Z,2017,11,,,2017-11-20T14:36:54Z,2017-25021,0,0,0900006482c91930 EPA-R07-OAR-2017-0517-0003,EPA,EPA-R07-OAR-2017-0517,"IA PM 2.5 SIP as submitted, recd December 22 2015",Supporting & Related Material,State/Tribal Submittal,2017-09-29T04:00:00Z,2017,9,,,2017-09-30T02:31:14Z,,0,0,0900006482af56ae EPA-R07-OAR-2017-0517-0001,EPA,EPA-R07-OAR-2017-0517,Air Quality State Implementation Plans; Approvals and Promulgation: Iowa Air Quality Implementation Plans; Elements of the Infrastructure SIP Requirements for the 2012 Annual Fine Particulate Matter (PM2.5) National Ambient Air Quality Standard,Proposed Rule,Approval,2017-09-29T04:00:00Z,2017,9,2017-09-29T04:00:00Z,2017-10-31T03:59:59Z,2017-09-29T13:21:11Z,2017-20825,0,0,0900006482b8b250 EPA-R07-OAR-2017-0517-0002,EPA,EPA-R07-OAR-2017-0517,Air Quality State Implementation Plans; Approval and Promulgation: Iowa Air Quality Implementation Plans; Elements of the Infrastructure SIP Requirements for the 2012 Annual Fine Particulate Matter (PM2.5) National Ambient Air Quality Standard,Rule,Direct Final Rule,2017-09-29T04:00:00Z,2017,9,2017-09-29T04:00:00Z,2017-10-31T03:59:59Z,2017-10-28T13:00:39Z,2017-20829,0,0,0900006482b8ac73 EPA-R07-OAR-2017-0517-0004,EPA,EPA-R07-OAR-2017-0517,Region 7 Technical Support Document,Supporting & Related Material,Technical Support Document,2017-09-29T04:00:00Z,2017,9,,,2017-09-30T02:31:24Z,,0,0,0900006482b6bfa8