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withdrawn,object_id PHMSA-2013-0097-0002,PHMSA,PHMSA-2013-0097,Pipeline Safety: Requirements for Liquefied Petroleum Gas and Utility Liquefied Petroleum Gas Pipeline Systems; Correction of Advisory Bulletin,Notice,Notice of Change,2013-10-31T04:00:00Z,2013,10,2013-10-31T04:00:00Z,,2013-10-31T16:23:25Z,2013-25837,0,0,090000648146a2af