{"id":"F2006B09369","name":"AD/ECUREUIL/63 - This AD yet to be Issued","slug":"ad-ecureuil-63-this-ad-yet-to-be-issued","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":53648,"registerId":"commonwealth-F2006B09369-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/ECUREUIL/63 - This AD yet to be Issued","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 22.10.0\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Eurocopter AS 350 (Ecureuil) Series Helicopters\n\n \n\nAD/ECUREUIL/63 This AD yet to be Issued TBA\n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"rejected","complexity_score":1,"rejection_reason":"This is a placeholder/stub document with no actual legislative content. It contains only header metadata, a title, and the text 'This AD yet to be Issued' with no operative provisions, definitions, or substantive requirements. It appears to be a navigation page or holding template in CASA's Airworthiness Directive system rather than actual legislation.","scope_assessment":{"changed":false,"description":"Not applicable — this is a placeholder document with no operative scope."},"complexity_factors":["Document contains no substantive legislative content — only a title, placeholder text ('This AD yet to be Issued'), and metadata","No defined terms, operative provisions, or compliance requirements","No cross-references to other legislation or regulations","Essentially a blank template with standard header information"],"plain_english_summary":"This document is a placeholder for a future Airworthiness Directive (AD) for Eurocopter AS 350 (Ecureuil) series helicopters. An Airworthiness Directive is a mandatory safety notice issued by the Civil Aviation Safety Authority (CASA) that requires aircraft owners or operators to perform specific inspections, repairs, or modifications to address unsafe conditions. **However, this particular AD has not yet been issued** — it is currently blank with no actual safety requirements, effective dates, or compliance instructions. It appears to be a template or holding page in CASA's Schedule of Airworthiness Directives system for the AS 350 helicopter model (also known as the 'Ecureuil' or 'Squirrel'). Once issued, it would become legally binding on operators of these helicopters in Australia."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The source text does not contain an issued Airworthiness Directive; it is a placeholder entry stating the AD has yet to be issued. Because there is no operative AD text in the source, there is no record here of any prior scope or of a change in scope. Any assessment of changes to scope must await the publication of the actual AD."},"complexity_factors":["Document is a placeholder with no operative provisions — no substantive obligations to interpret","Unspecified future content creates uncertainty about scope, affected serial numbers, and compliance actions","Regulatory context (Part 39 ADs) implies potentially complex future requirements, but those are not present in the source text","Stakeholder impact depends entirely on a future instrument, so current legal analysis is limited to procedural mechanics"],"plain_english_summary":"### What this entry is\n\nThis document is a placeholder in the Commonwealth schedule of Airworthiness Directives (Part 39 of the Civil Aviation Regulations 1998) for an item titled \"AD/ECUREUIL/63\" that relates to Eurocopter AS 350 (Ecureuil) series helicopters. The entry states: \"This AD yet to be Issued TBA.\" (source: \"AD/ECUREUIL/63 This AD yet to be Issued TBA\" and header \"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - SCHEDULE OF AIRWORTHINESS DIRECTIVES\").\n\n### What it does, mechanically\n\n- At present it does not impose any requirements because no directive text has been issued. (source: \"This AD yet to be Issued TBA\").\n- When the Civil Aviation Safety Authority (CASA) issues a full Airworthiness Directive (AD) under Part 39, that AD would typically specify mandatory actions (for example: inspections, modifications, part replacements, flight restrictions) and set compliance timings and conditions. This entry indicates that such an AD is expected for the Eurocopter AS 350 series but the specific actions, deadlines and affected serial numbers are not yet published. (source: document header and AD line)\n\n### Who it affects and who decides\n\n- The primary parties affected, should an AD be issued, would be owners, operators and maintenance organisations responsible for Eurocopter AS 350 (Ecureuil) series helicopters identified in the eventual AD. (source: reference to the helicopter type in the AD title)\n- The decision to issue and the content of the binding requirements would be made by the Civil Aviation Safety Authority under the Part 39 framework. (source: header referencing Part 39 and CASA)\n\n### Why it matters (practical implications and mechanics)\n\n- Compliance costs: any mandatory measures in a future AD (inspections, repairs, part replacements) would be paid by the owners/operators of affected helicopters. The entry itself does not set those costs because the AD text is not yet published. (source: AD line: \"This AD yet to be Issued TBA\")\n- Incentives and behaviour: operators will likely delay any fleet-wide action until the AD is published (because no mandatory requirement exists yet). Once published, operators face a choice to comply with the AD (to remain airworthy and legal) or to ground aircraft or seek alternative approvals; the publication therefore changes operators' compliance incentives once specific measures and timings are specified. (source: absence of requirements in the placeholder entry)\n- Compliance burden and discretion: the exact compliance burden and the extent of CASA discretion to set inspections, corrective actions, or exemptions cannot be assessed from this entry. Those parameters are set in the AD text when issued. (source: \"This AD yet to be Issued TBA\")\n- Implementation risk and uncertainty: because the AD has not been published, affected parties face uncertainty about the scope, timing, and cost of future obligations; this creates administrative and planning risk for operators and maintenance providers. (source: placeholder status)\n\n### Trade-offs and opportunity costs to note (mechanism-focused)\n\n- Timing trade-off: operators may defer non-mandatory maintenance until the AD appears, which can concentrate work and costs after issuance. (source: placeholder status)\n- Enforcement mechanism: once issued, compliance will be enforceable under the Part 39 regime; until issued, there is no enforceable AD content in this specific entry. (source: Part 39 header and the placeholder statement)\n\nIn short: this entry announces that an Airworthiness Directive concerning Eurocopter AS 350 helicopters is expected but provides no operative requirements. The Civil Aviation Safety Authority will set the mandatory actions, who must act, and by when once the AD is issued; until then, costs, compliance obligations and specific effects are undefined. (sources: document header and the line \"AD/ECUREUIL/63 This AD yet to be Issued TBA\")"}},"importantCases":[],"_links":{"self":"/api/acts/ad-ecureuil-63-this-ad-yet-to-be-issued","history":"/api/acts/ad-ecureuil-63-this-ad-yet-to-be-issued/history","analysis":"/api/acts/ad-ecureuil-63-this-ad-yet-to-be-issued/analysis","conflicts":"/api/acts/ad-ecureuil-63-this-ad-yet-to-be-issued/conflicts","importantCases":"/api/acts/ad-ecureuil-63-this-ad-yet-to-be-issued/important-cases","documents":"/api/acts/ad-ecureuil-63-this-ad-yet-to-be-issued/documents"}}