{"id":"F2009L03374","name":"AD/CESSNA 337/17 - Bench Seat Locking Placard - Installation - CANCELLED","slug":"ad-cessna-337-17-bench-seat-locking-placard-installation-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":140953,"registerId":"commonwealth-F2009L03374-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Cessna 337 Series Aeroplanes","sectionType":"division","heading":"Cessna 337 Series Aeroplanes","content":"### Cessna 337 Series Aeroplanes\n\n| AD/CESSNA 337/17 | Bench Seat Locking Placard - Installation | 10/2009 |\n| ---------------- | ----------------------------------------- | ------- |\n\n| Requirement: | CANCELLED.                                                                                                                                                                                                                                                                                         |\n| ------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n|              | This AD is cancelled on 24 September 2009.                                                                                                                                                                                                                                                         |\n| Background:  | This unique Australian AD specified installation of a placard on the bench seat. Compliance was required prior to issue of a Certificate of Airworthiness. This AD was not based on a manufacturer’s service document. Continued use of an AD to mandate this modification is no longer justified. |\n\n![](image.001.png)\n\nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n14 August 2009","sortOrder":0},{"sectionNumber":"AD/CESSNA 337/17","sectionType":"part","heading":"AD/CESSNA 337/17","content":"## AD/CESSNA 337/17","sortOrder":1},{"sectionNumber":"Bench Seat Locking Placard - Installatio","sectionType":"part","heading":"Bench Seat Locking Placard - Installation","content":"## Bench Seat Locking Placard - Installation","sortOrder":2},{"sectionNumber":"10/2009","sectionType":"part","heading":"10/2009","content":"## 10/2009","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1567},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This instrument eliminates the previous requirement entirely rather than expanding beyond its original purpose. The scope has been reduced to nil with the cancellation taking effect on 24 September 2009."},"complexity_factors":["Single operative provision (cancellation of previous requirement)","No defined terms or interpretation section","No cross-references to other legislation","No conditional, qualified, or exception-based language","Extremely brief (effectively one sentence of substance)"],"plain_english_summary":"**What this does:** This document cancels a previous safety rule (Airworthiness Directive) that required owners of Cessna 337 series aircraft to install a warning placard on the bench seat about how to lock it properly.\n\n**Who it affects:** Owners and operators of Cessna 337 series aeroplanes (twin-engine push-pull aircraft).\n\n**Why it matters:** As of 24 September 2009, you no longer need to install this specific placard to obtain or keep your Certificate of Airworthiness (the official document proving your plane is safe to fly). The Civil Aviation Safety Authority decided this unique Australian requirement— which wasn't based on manufacturer instructions—was no longer justified, removing an unnecessary compliance burden."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-337-17-bench-seat-locking-placard-installation-cancelled","history":"/api/acts/ad-cessna-337-17-bench-seat-locking-placard-installation-cancelled/history","analysis":"/api/acts/ad-cessna-337-17-bench-seat-locking-placard-installation-cancelled/analysis","conflicts":"/api/acts/ad-cessna-337-17-bench-seat-locking-placard-installation-cancelled/conflicts","importantCases":"/api/acts/ad-cessna-337-17-bench-seat-locking-placard-installation-cancelled/important-cases","documents":"/api/acts/ad-cessna-337-17-bench-seat-locking-placard-installation-cancelled/documents"}}