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withdrawn,object_id FAA-2023-2231-0003,FAA,FAA-2023-2231,Airworthiness Directives: Leonardo S.p.a. Helicopters,Rule,Final Rule,2024-03-15T04:00:00Z,2024,3,2024-03-15T04:00:00Z,,2024-03-15T13:11:42Z,2024-05478,0,0,090000648647ceb1 FAA-2023-2231-0002,FAA,FAA-2023-2231,U.S. DOT/FAA - Supplemental AD Documents,Supporting & Related Material,Supplement,2023-12-06T05:00:00Z,2023,12,,,2023-12-06T15:52:40Z,,0,0,0900006486301035 FAA-2023-2231-0001,FAA,FAA-2023-2231,Airworthiness Directives: Leonardo S.p.a. Helicopters,Proposed Rule,Notice of Proposed Rulemaking (NPRM),2023-12-06T05:00:00Z,2023,12,2023-12-06T05:00:00Z,2024-01-23T04:59:59Z,2024-11-12T06:23:57Z,2023-26742,1,0,09000064862fd00c