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withdrawn,object_id EPA-R04-OAR-2013-0270-0007,EPA,EPA-R04-OAR-2013-0270,Air Quality State Implementation Plans; Approvals and Promulgations: Mississippi Infrastructure Requirements for the 2008 Lead National Ambient Air Quality Standards,Rule,,2015-03-30T04:00:00Z,2015,3,2015-03-30T04:00:00Z,,2015-03-30T17:15:09Z,2015-06765,0,0,0900006481a72dce