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withdrawn,object_id EPA-HQ-OAR-2017-0545-0052,EPA,EPA-HQ-OAR-2017-0545,Regulating Greenhouse Gas Emissions From Existing Sources...,Supporting & Related Material,Publication - Copyrighted Materials,2018-01-11T05:00:00Z,2018,1,,,2018-01-12T02:59:12Z,,0,0,0900006482d440ec