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withdrawn,object_id PHMSA-2011-0121-0001,PHMSA,PHMSA-2011-0121,"Pipeline Safety; National Pipeline Mapping System Data Submissions and Submission Dates for Gas Transmission and Gathering Systems, etc.",Rule,Federal Register Publication,2011-05-17T04:00:00Z,2011,5,2011-05-17T04:00:00Z,,2024-11-07T22:32:19Z,2011-11954,1,0,0900006480cf33dd