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withdrawn,object_id PHMSA-2012-0001-0002,PHMSA,PHMSA-2012-0001,Pipeline Safety: Implementation of the National Registry of Pipeline and Liquefied Natural Gas Operators,Notice,Notice of Change,2012-03-21T04:00:00Z,2012,3,2012-03-21T04:00:00Z,,2024-11-07T22:06:27Z,2012-06860,1,0,0900006480fdc861 PHMSA-2012-0001-0001,PHMSA,PHMSA-2012-0001,Implementation of the National Registry of Pipeline and Liquefied Natural Gas Operators,Notice,Notice of Change,2012-01-13T05:00:00Z,2012,1,2012-01-13T05:00:00Z,,2012-01-13T16:22:12Z,2012-00618,0,0,0900006480f95945