{"id":"F2006B09832","name":"AD/F406/8 - Forward and Aft Facing Seat Identification","slug":"ad-f406-8-forward-and-aft-facing-seat-identification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":54858,"registerId":"commonwealth-F2006B09832-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.001.png)\n\n![](image.001.png)  \nFor the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.\n\nReims Aviation F406 Series Aeroplanes","sortOrder":0},{"sectionNumber":"AD/F406/8 Forward and Aft Facing Seat Id","sectionType":"part","heading":"AD/F406/8 Forward and Aft Facing Seat Identification 13/2001","content":"# AD/F406/8 Forward and Aft Facing Seat Identification 13/2001\n\nApplicability: All Reims F406 models S/N F406-0001 to F406-0089.\n\nRequirement: Inspect passenger seat installations for correct orientation in accordance with REIMS/CESSNA Service Bulletin SB CAB01-9 issued June 04, 2001.\n\nNote: DGAC AD 2001-521(A) effective November 10, 2001 refers.\n\nCompliance: Before 27 December 2002.\n\n![](image.002.png)  \nThis Airworthiness Directive becomes effective on 27 December 2001\\. Background: Incorrect seat orientation may result in seat failure in a crash landing.\n\nDavid Alan Villiers\n\nDelegate of the Civil Aviation Safety Authority 16 November 2001\n\n![](image.001.png)","sortOrder":1}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This AD maintains its original narrow scope. It addresses a specific safety defect (incorrect seat orientation) in a limited fleet of aircraft (89 specific serial numbers). There is no evidence of scope creep; the directive remains tightly focused on the original safety issue identified."},"complexity_factors":["Very short document (under 300 words)","Only 4 defined elements: applicability (specific aircraft models/serial numbers), requirement (single service bulletin reference), compliance date, and effective date","No nested conditions or exceptions","Single cross-reference to a French aviation authority directive (DGAC AD 2001-521(A)) and one manufacturer service bulletin","Linear structure: applicability → requirement → compliance → background, with no branching logic"],"plain_english_summary":"This AD requires owners/operators of Reims Aviation F406 aircraft (serials F406‑0001 through F406‑0089) to inspect passenger seat orientation and confirm seats are installed facing the correct direction per the manufacturer’s Service Bulletin (SB CAB01‑9).  \n\nIt’s mandatory because incorrectly facing seats could fail in a crash, risking serious injury or death; inspections had to be completed by 27 December 2002."},"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":2,"scope_assessment":{"changed":false,"description":"The AD's scope aligns with its stated purpose in the instrument: it targets Reims F406 serial numbers F406-0001 to F406-0089 and mandates inspection per SB CAB01-9 before 27 December 2002 to address the identified risk of seat failure (Applicability; Requirement; Compliance; Background). The text contains no indication that the applicable fleet, required action, or timing were broadened beyond that stated purpose."},"complexity_factors":["Narrow, clear applicability limited to specific serial numbers (Applicability).","Dependence on an external technical document — REIMS/CESSNA Service Bulletin SB CAB01-9 — for the inspection method and corrective actions (Requirement).","A single fixed compliance deadline creates a time-limited operational/compliance burden (Compliance).","Simple, safety-focused rationale with limited technical ambiguity (Background).","Issued under CASA delegate authority referencing CAR 1998; legal basis is straightforward (preamble)."],"plain_english_summary":"An Airworthiness Directive requiring owners/operators of Reims F406 aeroplanes (S/N F406-0001 to F406-0089) to inspect passenger seats for correct forward/aft orientation and follow REIMS/CESSNA Service Bulletin SB CAB01-9 if work is needed (Requirement; Applicability). The AD is effective 27 Dec 2001 and sets a compliance deadline of 27 Dec 2002; it was issued by the CASA delegate under CAR 1998 to address risk of seat failure in a crash landing (Background; Compliance). Operators bear inspection and any remediation costs."}},"importantCases":[],"_links":{"self":"/api/acts/ad-f406-8-forward-and-aft-facing-seat-identification","history":"/api/acts/ad-f406-8-forward-and-aft-facing-seat-identification/history","analysis":"/api/acts/ad-f406-8-forward-and-aft-facing-seat-identification/analysis","conflicts":"/api/acts/ad-f406-8-forward-and-aft-facing-seat-identification/conflicts","importantCases":"/api/acts/ad-f406-8-forward-and-aft-facing-seat-identification/important-cases","documents":"/api/acts/ad-f406-8-forward-and-aft-facing-seat-identification/documents"}}