{"abstract":"The FAA is adopting a new airworthiness directive (AD) for certain ATR--GIE Avions de Transport R[eacute]gional Model ATR42-500 airplanes. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This AD requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. The FAA is issuing this AD to address the unsafe condition on these products.","action":"Final rule.","agencies":[{"raw_name":"DEPARTMENT OF TRANSPORTATION","name":"Transportation Department","id":492,"url":"https://www.federalregister.gov/agencies/transportation-department","json_url":"https://www.federalregister.gov/api/v1/agencies/492","parent_id":null,"slug":"transportation-department"},{"raw_name":"Federal Aviation Administration","name":"Federal Aviation Administration","id":159,"url":"https://www.federalregister.gov/agencies/federal-aviation-administration","json_url":"https://www.federalregister.gov/api/v1/agencies/159","parent_id":492,"slug":"federal-aviation-administration"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2026/05/27/2026-10487.html","cfr_references":[{"chapter":null,"citation_url":null,"part":"39","title":14}],"citation":"91 FR 31353","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"This AD is effective July 1, 2026.","disposition_notes":null,"docket_ids":["Docket No. FAA-2025-2549","Project Identifier MCAI-2025-00189-T","Amendment 39-23348","AD 2026-10-08"],"dockets":[{"supporting_documents":[{"title":"U.S. DOT/FAA - Supplemental AD Documents","document_id":"FAA-2025-2549-0002"}],"agency_name":"FAA","documents":[{"comment_count":0,"comment_start_date":"2026-05-27","updated_at":"2026-05-27T08:58:30.130-04:00","comment_url":"https://www.regulations.gov/commenton/FAA-2025-2549-0005","allow_late_comments":false,"id":"FAA-2025-2549-0005","comment_end_date":null,"regulations_dot_gov_open_for_comment":false}],"supporting_documents_count":1,"id":"FAA-2025-2549","title":"MCAI-2025-00189-T; ATR – GIE Avions de Transport Régional Model ATR42-500 airplanes; revise airworthiness limitations"}],"document_number":"2026-10487","effective_on":"2026-07-01","end_page":31356,"executive_order_notes":null,"executive_order_number":null,"explanation":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2026/05/27/2026-10487.xml","html_url":"https://www.federalregister.gov/documents/2026/05/27/2026-10487/airworthiness-directives-atr-gie-avions-de-transport-rgional-airplanes","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2026-10487?publication_date=2026-05-27","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2026-05-27/2026-10487/mods.xml","not_received_for_publication":null,"page_length":4,"page_views":{"count":44,"last_updated":"2026-05-28 12:15:07 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2026-05-27/pdf/2026-10487.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2026-10487.pdf?1779799513","publication_date":"2026-05-27","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2026/05/27/2026-10487.txt","regulation_id_number_info":{"2120-AA64":{"issue":"202504","html_url":"https://www.federalregister.gov/regulations/2120-AA64/airworthiness-directives","title":"Airworthiness Directives","xml_url":"http://www.reginfo.gov/public/do/eAgendaViewRule?pubId=202504&RIN=2120-AA64&operation=OPERATION_EXPORT_XML","priority_category":"Routine and Frequent"}},"regulation_id_numbers":["2120-AA64"],"regulations_dot_gov_info":{"supporting_documents":[{"title":"U.S. DOT/FAA - Supplemental AD Documents","document_id":"FAA-2025-2549-0002"}],"regulatory_plan":{"html_url":"https://www.federalregister.gov/regulations/2120-AA64/airworthiness-directives","title":"Airworthiness Directives"},"comments_count":0,"agency_id":"FAA","comments_url":"https://www.regulations.gov/docketBrowser?rpp=50&so=DESC&sb=postedDate&po=0&dct=PS&D=FAA-2025-2549","supporting_documents_count":1,"docket_id":"FAA-2025-2549","document_id":"FAA-2025-2549-0005","regulation_id_number":"2120-AA64","title":"MCAI-2025-00189-T; ATR – GIE Avions de Transport Régional Model ATR42-500 airplanes; revise airworthiness limitations","checked_regulationsdotgov_at":"2026-05-27T17:55:04Z"},"regulations_dot_gov_url":null,"significant":false,"signing_date":null,"start_page":31353,"subtype":null,"title":"Airworthiness Directives; ATR-GIE Avions de Transport Régional Airplanes","toc_doc":"ATR-GIE Avions de Transport Regional Airplanes","toc_subject":"Airworthiness Directives","topics":["Air transportation","Aircraft","Aviation safety","Incorporation by reference","Safety"],"type":"Rule","volume":91}