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withdrawn,object_id NHTSA-2012-0152-0010,NHTSA,NHTSA-2012-0152,Heavy-Duty Engine and Vehicle and Nonroad Technical Amendments,Rule,Final Rule,2013-09-12T04:00:00Z,2013,9,2013-09-12T04:00:00Z,,2013-09-12T13:51:19Z,C1-2013-19880,0,0,0900006481401216 NHTSA-2012-0152-0009,NHTSA,NHTSA-2012-0152,Heav-Duty Engine and Vehicle and Nonroad Technical Amendments,Rule,Withdrawal,2013-08-16T04:00:00Z,2013,8,2013-08-16T04:00:00Z,,2024-11-07T22:53:25Z,2013-19880,1,0,09000064813b5987 NHTSA-2012-0152-0004,NHTSA,NHTSA-2012-0152,"Heavy-Duty Engine and Vehicle, and Nonroad Technical Amendments",Rule,Final Rule,2013-06-17T04:00:00Z,2013,6,2013-06-17T04:00:00Z,2013-07-18T03:59:59Z,2024-11-12T05:17:13Z,2013-11980,1,0,09000064813281ad NHTSA-2012-0152-0003,NHTSA,NHTSA-2012-0152,U.S. DOT/NHTSA - See Attachments,Other,Memorandum,2013-05-14T04:00:00Z,2013,5,2013-05-14T04:00:00Z,,2024-11-11T20:45:58Z,,1,0,09000064812e16a3 NHTSA-2012-0152-0001,NHTSA,NHTSA-2012-0152,Memo to Docket - Optional Class 6 Dyno Testing MD-HD FR,Other,Memorandum,2013-05-08T04:00:00Z,2013,5,2013-05-08T04:00:00Z,,2013-05-08T15:53:31Z,,0,0,09000064812be080 NHTSA-2012-0152-0002,NHTSA,NHTSA-2012-0152,Memo to Docket - HD GHG and Fuel Cons Regulatory Changes,Other,Memorandum,2013-05-08T04:00:00Z,2013,5,2013-05-08T04:00:00Z,,2013-05-08T17:21:26Z,,0,0,09000064812be084