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withdrawn,object_id NHTSA-2010-0131-0197,NHTSA,NHTSA-2010-0131,Greenhouse Gas Emissions and Corporate Average Fuel Economy Standards: 2017 and Later Model Year Light-Duty Vehicles,Proposed Rule,Notice of Proposed Rulemaking (NPRM),2012-01-13T05:00:00Z,2012,1,2012-01-13T05:00:00Z,2012-02-14T04:59:59Z,2018-08-10T01:04:09Z,2012-00617,0,0,0900006480f959ac NHTSA-2010-0131-0183,NHTSA,NHTSA-2010-0131,2017 and Later Model Year Light-Duty Vehicle Greenhouse Gas Emissions and Corporate Average Fuel Economy Standards,Proposed Rule,Notice of Proposed Rulemaking (NPRM),2011-12-01T05:00:00Z,2011,12,2011-12-01T05:00:00Z,2012-01-04T04:59:59Z,2017-10-05T01:04:04Z,2011-30358,0,0,0900006480f7932d