{"id":"F2006B08032","name":"Airworthiness Directives 2004 - Revocation and Remaking - Skyfox Aviation (Hedaro) CA25 Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-skyfox-aviation-hedaro-ca25-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115103,"registerId":"commonwealth-F2006B08032-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Airworthiness Directives 2004 - Revocation and Remaking - Skyfox Aviation (Hedaro) CA25 Series Aeroplanes","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\nSkyfox Aviation (Hedaro) CA25 Series Aeroplanes\n\nAD Name AD Number\n\nLife Limited Components AD/CA25/1 Amdt 2\n\nWing Strut Carry Through Structure AD/CA25/2 Amdt 1\n\nAir Filter Box Rear Mounting Bracket AD/CA25/3\n\nTail Wheel Springs AD/CA25/4\n\nThrottle Control Grub Screw AD/CA25/5\n\nGazelle Exhaust System AD/CA25/6\n\nAileron Hanger Ribs AD/CA25/7 Amdt 1\n\nCarburettor Heat Modification Number 7/97 AD/CA25/8\n\nAlternator Circuit Breaker Switch AD/CA25/9\n\nAilerons AD/CA25/10 Amdt 1\n\nEngine Air Intake Hoses AD/CA25/11\n\nRudder Pedal Cable Attachment Lug AD/CA25/12","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"This instrument performs a pure administrative remaking function. The scope remains identical to the original Airworthiness Directives — the note explicitly confirms each directive is re-made 'in exactly the same form' as previously published. There is no expansion of regulatory coverage, no new aircraft types added, and no additional compliance obligations imposed."},"complexity_factors":["Very short instrument (approximately 250 words)","Only one substantive operative provision (subregulation 39.001(1))","No defined terms within the instrument itself (relies on external Civil Aviation Safety Regulations definitions)","Simple binary structure: revoke Schedule 1 items, then remake them","Cross-references limited to the enabling regulation (CASR 1998) and the attached schedules","No conditional logic, exceptions, or nested provisions","Note clarifies no substantive change to content, reducing interpretive burden","Schedule 1 is a simple table mapping directive names to numbers"],"plain_english_summary":"This instrument revokes 12 existing CASA Airworthiness Directives for the Skyfox (Hedaro) CA25 series and immediately reissues each as separate, standalone legal instruments. It’s an administrative housekeeping move: the directives are re-made “in exactly the same form,” so owners and maintenance engineers face no substantive change, only corrected legal form."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"Scope not changed: the instrument revokes listed ADs and remakes them 'in exactly the same form' as the latest published editions, so substantive requirements and affected population (owners/operators/maintainers of CA25 series aeroplanes) remain the same (Note; Schedule 1; instrument header invoking subregulation 39.001(1))."},"complexity_factors":["Number of directives remade: Schedule 1 lists 12 Airworthiness Directives that are revoked and reissued (Schedule 1).","Legal mechanism: action taken under delegated power in subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998 (instrument header).","No substantive change to content: Note states each AD is re‑made 'in exactly the same form as appears in the latest published edition of the Directive' (Note).","Administrative tracking burden: operators must record and monitor 12 separate re‑made instruments rather than a consolidated instrument (Schedule 1).","Implementation certainty: low discretionary change by the regulator because content is preserved; compliance and costs remain with aircraft owners/operators as per each AD (instrument text and Schedule 1)."],"plain_english_summary":"This instrument revokes a set of Airworthiness Directives for Skyfox (Hedaro) CA25 series aeroplanes and re‑issues each Directive as a separate instrument in the same form as the latest published edition. It affects owners, operators and maintainers of CA25 aircraft by preserving existing mandatory maintenance and safety requirements; compliance obligations and any costs remain as specified in each re‑made Directive (see Schedule 1 and Note)."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-skyfox-aviation-hedaro-ca25-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-skyfox-aviation-hedaro-ca25-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-skyfox-aviation-hedaro-ca25-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-skyfox-aviation-hedaro-ca25-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-skyfox-aviation-hedaro-ca25-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-skyfox-aviation-hedaro-ca25-series-aeroplanes/documents"}}