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withdrawn,object_id PHMSA-2019-0234-0003,PHMSA,PHMSA-2019-0234,US DOT/PHMSA Denial Letter,Other,Denial of Petition,2020-07-06T04:00:00Z,2020,7,2020-07-06T04:00:00Z,,2020-07-06T21:14:09Z,,0,0,090000648472a010 PHMSA-2019-0234-0002,PHMSA,PHMSA-2019-0234,US DOT/PHMSA - Acknowledgement Letter,Other,Acknowledgement Letter/Receipt,2019-12-17T05:00:00Z,2019,12,2019-12-17T05:00:00Z,,2019-12-17T18:53:46Z,,0,0,0900006484220a20 PHMSA-2019-0234-0001,PHMSA,PHMSA-2019-0234,P-1737 - COSTHA - Wastewater Treatment Sludges,Other,Petition for Rulemaking,2019-12-13T05:00:00Z,2019,12,2019-12-13T05:00:00Z,,2019-12-13T21:42:22Z,,0,0,0900006484208624