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withdrawn,object_id EPA-R08-OAR-2019-0418-0006,EPA,EPA-R08-OAR-2019-0418,Air Quality State Implementation Plans; Approvals and Promulgations: Montana: Infrastructure Requirements for the 2015 Ozone National Ambient Air Quality Standards,Rule,,2025-11-18T05:00:00Z,2025,11,2025-11-18T05:00:00Z,,2025-11-18T19:28:42Z,2025-20203,0,0,09000064b9087887 EPA-R08-OAR-2019-0418-0001,EPA,EPA-R08-OAR-2019-0418,Air Quality State Implementation Plans; Approvals and Promulgations: Montana: Infrastructure Requirements for the 2015 Ozone National Ambient Air Quality Standards,Proposed Rule,,2025-07-16T04:00:00Z,2025,7,2025-07-16T04:00:00Z,2025-08-16T03:59:59Z,2025-08-06T09:00:19Z,2025-13341,0,0,09000064b8e7b285 EPA-R08-OAR-2019-0418-0002,EPA,EPA-R08-OAR-2019-0418,MT 2015 O3 iSIP Submission,Supporting & Related Material,,2025-07-16T04:00:00Z,2025,7,,,2025-07-16T23:44:08Z,,0,0,09000064b8e59958 EPA-R08-OAR-2019-0418-0003,EPA,EPA-R08-OAR-2019-0418,MT App W Submittal 12-27-2022,Supporting & Related Material,State/Tribal Submittal,2025-07-16T04:00:00Z,2025,7,,,2025-07-16T23:44:08Z,,0,0,09000064b8e5995c