{"id":"F2006B07860","name":"Airworthiness Directives 2004 - Revocation and Remaking - Eurocopter EC 135 Series Helicopters","slug":"airworthiness-directives-2004-revocation-and-remaking-eurocopter-ec-135-series-helicopters","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50830,"registerId":"commonwealth-F2006B07860-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Airworthiness Directives 2004 - Revocation and Remaking - Eurocopter EC 135 Series Helicopters","content":"Airworthiness Directives 2004\n\nI, DAVID ALAN VILLIERS, delegate of the Civil Aviation Safety\n\nAuthority, acting under subregulation 39.001 (1) of the Civil\n\nAviation Safety Regulations 1998:\n\n(a) revoke the Airworthiness Directives mentioned in\n\nSchedule 1; and\n\n(b) make, as separate instruments, each Airworthiness\n\nDirective mentioned in Schedule 1 and attached.\n\n![](image.001.png)\n\nDavid Villiers\n\nDelegate of the Civil Aviation Safety Authority\n\n20 December 2004\n\nNote: Each attached Airworthiness Directive is being re-made in exactly the\n\nsame form as appears in the latest published edition of the Directive.\n\n  \nSchedule 1 Revocation and Remaking of\n\nAirworthiness Directives\n\nEurocopter EC 135 Series Helicopters\n\nAD Name AD Number\n\nMain Rotor Hub-Shaft AD/EC 135/1 Amdt 1\n\nTail Rotor Drive Shaft Bearing Attachment Flange AD/EC 135/2\n\nTail Boom Bearing Supports AD/EC 135/3\n\nAir Conditioning System AD/EC 135/4\n\nMain Rotor Drive Torque Struts AD/EC 135/5 Amdt 3\n\nSMD45H Display Systems AD/EC 135/6\n\nAutomatic Engine Control AD/EC 135/7 Amdt 1\n\nFADEC Fail Warning Light AD/EC 135/8\n\nMain Rotor Hydraulic Actuators - CANCELLED AD/EC 135/9","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"No substantive change of scope. The instrument simply revokes the listed ADs and reissues them in identical form to the latest published editions, preserving existing obligations on EC135 operators and maintainers (see Schedule 1 and Note)."},"complexity_factors":["Procedural, administrative action: revocation and re‑making of ADs without substantive change (Note: attached ADs are identical to latest published edition).","Limited technical alteration: no modification of original technical requirements is made here (Schedule 1).","Single decision‑maker authority: taken by a CASA delegate under subregulation 39.001(1), limiting discretionary complexity.","Stakeholder impact concentrated: compliance and any costs fall to EC135 owners/operators and maintenance organisations listed implicitly by aircraft type.","Document linkage: relies on attached AD texts and external published editions for operative substance (Schedule 1 and attachments)."],"plain_english_summary":"This instrument revokes the Airworthiness Directives listed in Schedule 1 and re‑makes each one as a separate instrument in the same form as the latest published edition. It applies to owners, operators and maintenance organisations of Eurocopter EC135 series helicopters; those parties must continue to comply with the remade ADs. The action is taken by a CASA delegate under subregulation 39.001(1) (see Schedule 1 and Note)."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument explicitly states it is remaking the directives 'in exactly the same form' as previously published. This is a pure administrative reissuance without expansion of scope."},"complexity_factors":["Very short instrument (under 300 words)","Only 1 defined term implicitly used (the Schedule reference)","No cross-references to other legislation beyond the enabling regulation (subregulation 39.001(1))","Simple binary structure: revoke (a) and remake (b)","No conditional logic, exceptions, or operative provisions beyond the basic administrative action","Tabular schedule is purely descriptive listing of 9 directives"],"plain_english_summary":"This instrument revokes and immediately reissues nine Airworthiness Directives for the Eurocopter EC135 series, keeping their safety requirements unchanged.  \n\nIt is an administrative housekeeping action to restore clear legal status under current regulations—affecting EC135 owners, operators and maintenance organisations by preserving the same inspection and compliance obligations under fresh legal authority."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-eurocopter-ec-135-series-helicopters","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-eurocopter-ec-135-series-helicopters/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-eurocopter-ec-135-series-helicopters/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-eurocopter-ec-135-series-helicopters/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-eurocopter-ec-135-series-helicopters/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-eurocopter-ec-135-series-helicopters/documents"}}