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withdrawn,object_id EPA-R01-OAR-2018-0790-0009,EPA,EPA-R01-OAR-2018-0790,Air Quality State Implementation Plans; Approvals and Promulgations: Massachusetts; Air Plan Approval; High Occupancy Vehicle Lanes,Rule,,2019-03-20T04:00:00Z,2019,3,2019-03-20T04:00:00Z,,2019-03-20T12:41:14Z,2019-04874,0,0,0900006483b0577e EPA-R01-OAR-2018-0790-0005,EPA,EPA-R01-OAR-2018-0790,04 PublicNotice,Supporting & Related Material,,2018-12-17T05:00:00Z,2018,12,,,2018-12-18T01:47:26Z,,0,0,09000064839089cc EPA-R01-OAR-2018-0790-0007,EPA,EPA-R01-OAR-2018-0790,06 Comments,Supporting & Related Material,,2018-12-17T05:00:00Z,2018,12,,,2018-12-18T01:47:50Z,,0,0,09000064839089ce EPA-R01-OAR-2018-0790-0001,EPA,EPA-R01-OAR-2018-0790,Air Quality State Implementation Plans; Approvals and Promulgations: Massachusetts; High Occupancy Vehicle Lanes,Proposed Rule,,2018-12-17T05:00:00Z,2018,12,2018-12-17T05:00:00Z,2019-01-17T04:59:59Z,2019-01-16T02:00:37Z,2018-27170,0,0,090000648399ce3d EPA-R01-OAR-2018-0790-0008,EPA,EPA-R01-OAR-2018-0790,07 completeness,Supporting & Related Material,,2018-12-17T05:00:00Z,2018,12,,,2018-12-18T01:48:15Z,,0,0,09000064839089cf EPA-R01-OAR-2018-0790-0006,EPA,EPA-R01-OAR-2018-0790,05 BackgroundDoc,Supporting & Related Material,,2018-12-17T05:00:00Z,2018,12,,,2018-12-18T01:48:42Z,,0,0,09000064839089cd EPA-R01-OAR-2018-0790-0003,EPA,EPA-R01-OAR-2018-0790,02 MA Regulation,Supporting & Related Material,,2018-12-17T05:00:00Z,2018,12,,,2018-12-18T01:46:33Z,,0,0,09000064839089ca EPA-R01-OAR-2018-0790-0004,EPA,EPA-R01-OAR-2018-0790,03 CommentResponse,Supporting & Related Material,,2018-12-17T05:00:00Z,2018,12,,,2018-12-18T01:46:58Z,,0,0,09000064839089cb EPA-R01-OAR-2018-0790-0002,EPA,EPA-R01-OAR-2018-0790,01 SIP Letter,Supporting & Related Material,,2018-12-17T05:00:00Z,2018,12,,,2018-12-18T01:46:07Z,,0,0,09000064839089c9