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withdrawn,object_id FRA-2021-0042-0003,FRA,FRA-2021-0042,Petition for Waiver of Compliance,Notice,Waivers,2021-04-27T04:00:00Z,2021,4,2021-04-27T04:00:00Z,2021-06-12T03:59:59Z,2024-11-06T23:45:49Z,2021-08737,1,0,0900006484ab813f FRA-2021-0042-0002,FRA,FRA-2021-0042,U.S. DOT/FRA-2021-0042 Waiver Petition Acknowledgement Letter 2021,Other,Acknowledgement Letter/Receipt,2021-04-19T04:00:00Z,2021,4,2021-04-19T04:00:00Z,,2021-04-19T13:27:14Z,,0,0,0900006484aab876 FRA-2021-0042-0001,FRA,FRA-2021-0042,Incoming Waiver Petition - UP - Air Brake Simulator Training 2021,Other,Waiver,2021-04-06T04:00:00Z,2021,4,2021-04-06T04:00:00Z,,2024-11-06T23:47:12Z,,1,0,0900006484a9de16