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withdrawn,object_id PHMSA-2007-29364-0037,PHMSA,PHMSA-2007-29364,"Keller and Heckman, LLP - Appeal of HM-231A Final Rule",Other,Supplement (SUP),2012-05-17T04:00:00Z,2012,5,2012-05-17T04:00:00Z,,2012-05-17T15:49:51Z,,0,0,090000648100f094 PHMSA-2007-29364-0036,PHMSA,PHMSA-2007-29364,Hazardous Materials: Packages Intended for Transport by Aircraft,Rule,Final Rule,2012-04-16T04:00:00Z,2012,4,2012-04-16T04:00:00Z,,2024-11-12T04:50:37Z,2012-08978,1,0,0900006480ff14be