{"id":"F2023L01054","name":"CASA EX81/23 — Exclusion from the Operation of Airworthiness Directives AD 2023-10-02 and AD 2023-11-07 Instrument 2023","slug":"casa-ex81-23-exclusion-from-the-operation-of-airworthiness-directives-ad-2023-10-02-and-ad-2023-11-0","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":104717,"registerId":"commonwealth-F2023L01054-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"CASA EX81/23 — Exclusion from the Operation of Airworthiness Directives AD 2023-10-02 and AD 2023-11-07 Instrument 2023","content":"Instrument number CASA EX81/23\n\nI, DAVID CHARLES PUNSHON, Manager Continued Operational Safety, Airworthiness & Engineering, National Operations & Standards Division, a delegate of CASA, make this instrument under paragraph 39.004(3)(b) of the Civil Aviation Safety Regulations 1998.\n\n![Signature of delegate](image.001.jpeg)\n\nDavid Punshon  \nManager Continued Operational Safety, Airworthiness & Engineering  \nNational Operations & Standards Division\n\n31 July 2023\n\nCASA EX81/23 — Exclusion from the Operation of Airworthiness Directives AD 2023-10-02 and AD 2023-11-07 Instrument 2023\n\n1 Name\n\nThis instrument is CASA EX81/23 — Exclusion from the Operation of Airworthiness Directives AD 2023-10-02 and AD 2023-11-07 Instrument 2023.\n\n2 Duration\n\nThis instrument:\n\n(a) commences on 7 August 2023; and\n\n(b) is repealed if the ADs are cancelled.\n\n3 Exclusion\n\nAircraft specified in Schedule 1 are excluded from the actions specified in paragraphs (h), (i)(1) and (i)(2) of both airworthiness directives AD 2023‑10‑02 and FAA AD 2023-11-07 (the ADs), issued by the Federal Aviation Administration of the United States of America, as in force immediately before the commencement of this instrument, when an aircraft is operated outside the contiguous airspace of the United States of America.\n\n> Note 1 Paragraphs (h) and (i) of the ADs require registered operators to revise the Limitations Section of the existing Aircraft Flight Manual when the aircraft flight operations are to be conducted in the contiguous airspace of the United States of America. This instrument only applies to this requirement.\n\n> Note 2 All requirements of the ADs must be complied with when an Australian registered aircraft is operated in the contiguous airspace of the United States of America.\n\nSchedule 1 Aircraft\n\nAny Australian registered aircraft.","sortOrder":0}],"analysis":{"flash_summary_failed":{"failed":true,"reason":"Unauthenticated. Configure AI_GATEWAY_API_KEY or use a provider module. Learn more: https://ai-sdk.dev/unauthenticated-ai-gateway","source":"analysis-cron"},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":true,"description":"This instrument narrows the operational scope of FAA ADs for Australian‑registered aircraft by excluding those aircraft from specified AD requirements when operated outside the contiguous United States (cl 3; Schedule 1). It leaves AD obligations intact for operations within the contiguous US (Note 2). The change is location‑limited and temporary (commencement and repeal conditions at cl 2)."},"complexity_factors":["Cross‑jurisdictional interaction: instrument modifies applicability of foreign (FAA) ADs to Australian aircraft (cl 3).","Targeted carve‑out: exclusion applies only to specific paragraphs of the ADs ((h), (i)(1), (i)(2)) rather than whole ADs (cl 3).","Operational condition dependence: effect depends on where the aircraft is operated (inside v outside contiguous US) (cl 3; Note 2).","Temporal condition: instrument commences on a specific date and is automatically repealed if the ADs are cancelled (cl 2).","Delegated decision‑maker: made by a CASA delegate under paragraph 39.004(3)(b), creating administrative discretion (instrument header)."],"plain_english_summary":"This instrument (commencing 7 Aug 2023) excludes all Australian‑registered aircraft from specified requirements ((h), (i)(1) and (i)(2)) of FAA Airworthiness Directives AD 2023‑10‑02 and AD 2023‑11‑07 when the aircraft is operated outside the contiguous United States (cl 3; Schedule 1). Australian operators must still comply with those AD requirements when operating in the contiguous United States. The instrument is made by a CASA delegate under reg 39.004(3)(b) and is repealed if the ADs are cancelled (cl 2)."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument maintains its original narrow purpose: providing a geographically-limited exemption from specific paragraphs of foreign airworthiness directives. The scope has not expanded beyond this technical administrative function."},"complexity_factors":["Very short instrument (4 substantive sections plus schedule)","Only 1 defined term implicitly used ('the ADs')","Single operative provision (section 3) with straightforward conditional logic","No cross-references to other legislation beyond the enabling regulation (CASR 39.004(3)(b))","Clear scope: applies to all Australian registered aircraft without exception or subclassification","Self-terminating mechanism (repeals automatically if the underlying ADs are cancelled)"],"plain_english_summary":"This instrument exempts Australian-registered aircraft from the specific flight-manual update requirements of two recent FAA airworthiness directives when operating outside the contiguous United States. CASA treats those FAA limits as unnecessary for operations in Australia and other non-US airspace, reducing paperwork and operational burden for Australian operators while preserving safety.\n\nIt affects Australian-registered aircraft, their operators and pilots — but full FAA AD compliance, including the manual changes, remains mandatory while flying in the contiguous US."}},"importantCases":[],"_links":{"self":"/api/acts/casa-ex81-23-exclusion-from-the-operation-of-airworthiness-directives-ad-2023-10-02-and-ad-2023-11-0","history":"/api/acts/casa-ex81-23-exclusion-from-the-operation-of-airworthiness-directives-ad-2023-10-02-and-ad-2023-11-0/history","analysis":"/api/acts/casa-ex81-23-exclusion-from-the-operation-of-airworthiness-directives-ad-2023-10-02-and-ad-2023-11-0/analysis","conflicts":"/api/acts/casa-ex81-23-exclusion-from-the-operation-of-airworthiness-directives-ad-2023-10-02-and-ad-2023-11-0/conflicts","importantCases":"/api/acts/casa-ex81-23-exclusion-from-the-operation-of-airworthiness-directives-ad-2023-10-02-and-ad-2023-11-0/important-cases","documents":"/api/acts/casa-ex81-23-exclusion-from-the-operation-of-airworthiness-directives-ad-2023-10-02-and-ad-2023-11-0/documents"}}