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withdrawn,object_id PHMSA-2010-0021-0003,PHMSA,PHMSA-2010-0021,U.S. DOT/PHMSA - Decision/Update P-1554,Other,Agency Response,2011-08-16T04:00:00Z,2011,8,2011-08-16T04:00:00Z,,2011-08-16T14:22:17Z,,0,0,0900006480ede699 PHMSA-2010-0021-0002,PHMSA,PHMSA-2010-0021,U.S. DOT/PHMSA - Acknowledgement Letter,Other,Acknowledgement Letter/Receipt,2010-03-05T05:00:00Z,2010,3,2010-03-05T05:00:00Z,,2013-07-27T23:10:51Z,,0,0,0900006480ab52ca PHMSA-2010-0021-0001,PHMSA,PHMSA-2010-0021,Plastic Drum Institute (PDI) - Additional Information,Other,Additional Information,2010-01-22T05:00:00Z,2010,1,2010-01-22T05:00:00Z,,2013-07-27T23:04:55Z,,0,0,0900006480a81666