{"id":"F2009L02241","name":"AD/TB10/5 Amdt 1 - Elevator/Elevator Tab Control Attachment Inspection and Modification","slug":"ad-tb10-5-amdt-1-elevator-elevator-tab-control-attachment-inspection-and-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":162059,"registerId":"commonwealth-F2009L02241-current","compilationNumber":null,"startDate":"2026-04-04","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Aerospatiale (Socata) TB9 and TB10 (Toba","sectionType":"division","heading":"Aerospatiale (Socata) TB9 and TB10 (Tobago) Series Aeroplanes","content":"### Aerospatiale (Socata) TB9 and TB10 (Tobago) Series Aeroplanes\n\n| AD/TB10/5 Amdt 1 | Elevator/Elevator Tab Control Attachment Inspection and Modification | 7/2009 |\n| ---------------- | -------------------------------------------------------------------- | ------ |\n\n| Applicability: | All models TB9 and TB10 with serial numbers up to and including 479.                                                            |\n| -------------- | ------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Socata TB SB No. 24, Operation I.                                                                                               |\n|                | Note: French AD 1985-43(A) refers.                                                                                              |\n| Compliance:    | Before further flight after 22 February 1985.                                                                                   |\n|                | Compliance with the original issue of this Directive constitutes compliance with this amendment.                                |\n|                | This Amendment becomes effective on 2 July 2009.                                                                                |\n| Background:    | The original issue of this Directive in 1985 specified performance of Operation I every 100 hours in accordance with SB No. 24. |\n|                | This amendment deletes the repetitive inspection in order to match French AD1985-43(A).                                         |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n19 May 2009","sortOrder":0},{"sectionNumber":"AD/TB10/5 Amdt 1","sectionType":"part","heading":"AD/TB10/5 Amdt 1","content":"## AD/TB10/5 Amdt 1","sortOrder":1},{"sectionNumber":"Elevator/Elevator Tab Control Attachment","sectionType":"part","heading":"Elevator/Elevator Tab Control Attachment Inspection and Modification","content":"## Elevator/Elevator Tab Control Attachment Inspection and Modification","sortOrder":2},{"sectionNumber":"7/2009","sectionType":"part","heading":"7/2009","content":"## 7/2009","sortOrder":3}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":true,"description":"Yes. The 2009 amendment removes the earlier requirement for repetitive 100‑hour inspections that the original 1985 Directive imposed, while retaining the initial inspection/modification per Socata TB SB No. 24, Operation I. This narrows ongoing inspection obligations but maintains the immediate mandatory corrective action (Background; Requirement)."},"complexity_factors":["Narrow applicability limited to TB9/TB10 aircraft with serial numbers up to and including 479 (Applicability).","A single mandatory action that refers to an external manufacturer Service Bulletin (Socata TB SB No. 24, Operation I) — reliance on non‑statutory document for technical detail (Requirement).","Retroactive compliance deadline (must be done before next flight after 22 February 1985), creating potential record‑checking and scheduling burdens for operators (Compliance).","Amendment changes prior inspection regime by deleting the repetitive 100‑hour inspections (Background) — requires checking previous compliance history.","Cross‑reference to French AD 1985‑43(A) introduces an international regulatory alignment element (Requirement/Background).","Minimal procedural text in the directive itself — enforcement and detailed workmanship depend on the Service Bulletin and operator records."],"plain_english_summary":"Requires owners/operators of Socata TB9 and TB10 aeroplanes (serial numbers ≤ 479) to perform the elevator/elevator‑tab control attachment inspection and modification set out in Socata Service Bulletin No. 24, Operation I (Requirement). Compliance had to be completed before next flight after 22 February 1985; this 2009 amendment removes the prior repetitive 100‑hour inspection to align with French AD 1985‑43(A) (Compliance; Background). Operators pay, schedule and record the work."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The amendment narrows the scope slightly by removing the repetitive inspection requirement, but this is a reduction in burden rather than scope creep. The core safety purpose — ensuring the elevator control attachment is inspected and modified — remains unchanged from the original 1985 intent."},"complexity_factors":["Very short document (approximately 200 words)","Only 2 defined applicability criteria (model type and serial number range)","Single technical reference to an external document (Socata Service Bulletin No. 24)","Simple compliance structure: one-time action with grandfathering for prior compliance","No nested conditions, exceptions, or cross-references to other legislation","Clear effective date and straightforward amendment purpose (removing repetitive inspection)"],"plain_english_summary":"This CASA Airworthiness Directive requires owners and operators of Socata TB9 and TB10 Tobago aeroplanes (serial numbers up to and including 479) to inspect and modify the elevator and elevator‑tab control attachments per Socata Service Bulletin No. 24, Operation I before next flight after 22 Feb 1985.  \n\nThe 2009 amendment removes the previous 100‑hour repetitive inspections, making the action a one‑time requirement; aircraft already inspected under the 1985 AD are compliant."},"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"}},"importantCases":[],"_links":{"self":"/api/acts/ad-tb10-5-amdt-1-elevator-elevator-tab-control-attachment-inspection-and-modification","history":"/api/acts/ad-tb10-5-amdt-1-elevator-elevator-tab-control-attachment-inspection-and-modification/history","analysis":"/api/acts/ad-tb10-5-amdt-1-elevator-elevator-tab-control-attachment-inspection-and-modification/analysis","conflicts":"/api/acts/ad-tb10-5-amdt-1-elevator-elevator-tab-control-attachment-inspection-and-modification/conflicts","importantCases":"/api/acts/ad-tb10-5-amdt-1-elevator-elevator-tab-control-attachment-inspection-and-modification/important-cases","documents":"/api/acts/ad-tb10-5-amdt-1-elevator-elevator-tab-control-attachment-inspection-and-modification/documents"}}