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withdrawn,object_id FAA-2021-0660-0001,FAA,FAA-2021-0660,Airworthiness Directives: Learjet Inc. Airplanes,Proposed Rule,Notice of Proposed Rulemaking (NPRM),2021-08-13T04:00:00Z,2021,8,2021-08-13T04:00:00Z,2021-09-28T03:59:59Z,2024-11-06T23:50:58Z,2021-17044,1,0,0900006484c4ff92