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withdrawn,object_id FAA-2021-0728-0001,FAA,FAA-2021-0728,Airworthiness Directives: Bell Textron Canada Ltd.,Proposed Rule,Notice of Proposed Rulemaking (NPRM),2021-09-14T04:00:00Z,2021,9,2021-09-14T04:00:00Z,2021-10-30T03:59:59Z,2024-11-07T00:31:50Z,2021-19605,1,0,0900006484d7bac4