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withdrawn,object_id FAA-2018-0991-0003,FAA,FAA-2018-0991,Supporting AD Documents,Supporting & Related Material,Supplement,2019-04-04T04:00:00Z,2019,4,,,2019-04-04T19:31:47Z,,0,0,0900006483b657cb FAA-2018-0991-0002,FAA,FAA-2018-0991,"Airworthiness Directives: MD Helicopters, Inc. (MDHI), Helicopters",Rule,Final Rule,2019-03-13T04:00:00Z,2019,3,2019-03-13T04:00:00Z,,2024-11-12T22:55:59Z,2019-04528,1,0,0900006483adad71 FAA-2018-0991-0001,FAA,FAA-2018-0991,Airworthiness Directives: MD Helicopters Inc. (MDHI) Helicopters,Proposed Rule,Notice of Proposed Rulemaking (NPRM),2018-11-26T05:00:00Z,2018,11,2018-11-26T05:00:00Z,2019-01-26T04:59:59Z,2024-11-12T22:49:28Z,2018-25497,1,0,09000064838f9bbb