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withdrawn,object_id NHTSA-2010-0150-0006,NHTSA,NHTSA-2010-0150,U.S. DOT/NHTSA - Memorandum: Ex Parte Contact,Other,,2011-04-22T00:00:00Z,2011,4,,,2013-07-27T23:51:10Z,,0,1,0900006480c35f1e NHTSA-2010-0150-0001,NHTSA,NHTSA-2010-0150,Federal Motor Vehicle Safety Standards: Technical Report on the Effectiveness of Underride Guards for Heavy Trailers,Rule,Federal Register Publication,2010-11-08T05:00:00Z,2010,11,2010-11-08T05:00:00Z,2011-03-09T04:59:59Z,2011-03-03T20:42:32Z,2010-28111,0,0,0900006480b84096