{"id":"F2006B07698","name":"Airworthiness Directives 2004 - Revocation and Remaking - Aerospatiale (Socata) TB9 and TB10 (Tobago) Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-aerospatiale-socata-tb9-and-tb10-tobago-series","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50394,"registerId":"commonwealth-F2006B07698-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 - Aerospatiale (Socata) TB9 and TB10 (Tobago) 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\nAerospatiale (Socata) TB9 and TB10 (Tobago) Series Aeroplanes\n\nAD Name AD Number\n\nAirworthiness Limitations AD/TB10/1 Amdt 3\n\nHorizontal Stabilizer Rivets - Inspection and Modification AD/TB10/2\n\nStabilator - Inspection/Replacement and Rear Fuselage Modification AD/TB10/3 Amdt 1\n\nWing Flap Deflection - Modification AD/TB10/4\n\nElevator/Elevator Tab Control Attachment Inspection and Modification AD/TB10/5\n\nHorizontal Stabilizer Balance Weight Support AD/TB10/6 Amdt 1\n\nBattery Tray Installation AD/TB10/7\n\nEngine Mounts AD/TB10/8\n\nStabilator Control Rod Ends AD/TB10/9\n\nHydraulic Brake Line Clearance AD/TB10/10\n\nFuselage Frame 9 AD/TB10/11 Amdt 1\n\nFuel Tanks AD/TB10/12 Amdt 1\n\nAircraft Wiring/Support Bracket Clearance AD/TB10/13\n\nFront Seat Safety Belts AD/TB10/14 Amdt 1\n\nOil Cooler Inlet And Outlet Elbows AD/TB10/15\n\nLower Engine Cowl Carburettor Air Supply AD/TB10/16\n\nHorizontal Stabilizer Balance Weight AD/TB10/17\n\nCabin Door Catch AD/TB10/18 Amdt 1\n\nAutopilot Master Switch AD/TB10/19\n\nExhaust System Clamp Locknuts AD/TB10/20 Amdt 2\n\nExhaust System Clamp Locknuts AD/TB10/21 Amdt 2\n\nFront Seats AD/TB10/22 Amdt 1\n\nFuel Tank Internal Ribs AD/TB10/23\n\nFin Intermediate Rib Attachment AD/TB10/24\n\nWing Rear Attachment Fittings AD/TB10/25 Amdt 2\n\nMain Landing Gear Support Ribs AD/TB10/26 Amdt 2\n\nWing to Fuselage Front Attachments AD/TB10/27 Amdt 1\n\nUpper Attachment of Front Seat Belts AD/TB10/28\n\nVertical Stabiliser Forward Junction Doubler AD/TB10/29\n\n  \nFuel System AD/TB10/30\n\nRudder Bearing AD/TB10/31\n\nSeat Unlocking AD/TB10/32\n\nNose Gear Fork AD/TB10/33\n\nAmmeter Electrical Circuit AD/TB10/34\n\nAileron and Elevator Control Gimbal Joint AD/TB10/35 Amdt 2\n\nNose Gear Fork AD/TB10/36","sortOrder":0}],"analysis":{"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The instrument does not change substantive scope. It revokes and re-issues the listed ADs in exactly the same form as the latest published editions (Schedule 1 and accompanying note), so obligations and affected aircraft remain the same; the change is administrative."},"complexity_factors":["Procedural legal mechanism: revocation and re-making exercised by CASA delegate under subregulation 39.001(1) (explicit legal authority).","Number of instruments: a long list of specific ADs (Schedule 1) increases administrative tracking and record-keeping burden for operators and regulators.","No substantive change: ADs are re-made in identical form (note in instrument), reducing legal-substantive complexity but preserving technical compliance obligations.","Compliance burden concentrated on operators and maintenance organisations who must implement inspections/modifications specified by the listed ADs.","Low policymaking discretion in this instrument (administrative re-issue) but operational risk remains from implementing many technical ADs across a fleet."],"plain_english_summary":"This instrument revokes a package of existing Airworthiness Directives (ADs) for Aerospatiale (Socata) TB9 and TB10 (Tobago) series aeroplanes and re-issues each AD as a separate instrument in the same form. It affects aircraft owners, operators and maintenance organisations who must continue to follow these inspection, modification and maintenance requirements. The action is taken by a Civil Aviation Safety Authority delegate under subregulation 39.001(1); operators bear the compliance costs and administrative effects of the re-issuance."},"kimi_summary":{"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"The document explicitly states it is re-making the Airworthiness Directives 'in exactly the same form as appears in the latest published edition.' This is a pure consolidation/revocation and remaking exercise with no expansion of scope beyond the original safety requirements for these specific aircraft types."},"complexity_factors":["Single operative provision with straightforward (a)/(b) structure","No defined terms section — relies on external definitions in Civil Aviation Safety Regulations 1998","Heavy reliance on external schedules (Schedule 1) and attached instruments not fully reproduced in text","Cross-reference to subregulation 39.001(1) of CASR 1998 for authority","Tabular schedule of 36 items creates length but not conceptual complexity","No conditional logic, exceptions, or nested provisions"],"plain_english_summary":"This CASA order revokes 36 existing Airworthiness Directives for Aerospatiale (Socata) TB9 and TB10 Tobago aeroplanes and re‑issues each as a separate, standalone legal instrument. \n\nIt’s an administrative housekeeping step to preserve the legal validity of mandatory safety rules affecting owners, operators and maintenance engineers — the safety requirements themselves are unchanged."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-aerospatiale-socata-tb9-and-tb10-tobago-series","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-aerospatiale-socata-tb9-and-tb10-tobago-series/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-aerospatiale-socata-tb9-and-tb10-tobago-series/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-aerospatiale-socata-tb9-and-tb10-tobago-series/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-aerospatiale-socata-tb9-and-tb10-tobago-series/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-aerospatiale-socata-tb9-and-tb10-tobago-series/documents"}}