{"id":"F2008L04408","name":"AD/PA-30/12 - Seat Frame - Modification - CANCELLED","slug":"ad-pa-30-12-seat-frame-modification-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":76385,"registerId":"commonwealth-F2008L04408-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Piper PA-30 & 39 (Twin Comanche) Series ","sectionType":"division","heading":"Piper PA-30 & 39 (Twin Comanche) Series Aeroplanes","content":"### Piper PA-30 & 39 (Twin Comanche) Series Aeroplanes\n\n| AD/PA-30/12 | Seat Frame - Modification | 13/2008 |\n| ----------- | ------------------------- | ------- |\n\n| Requirement: | CANCELLED.                                                                                                                                                                                                                                     |\n| ------------ | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n|              | This AD is cancelled on 18 December 2008.                                                                                                                                                                                                      |\n| Background:  | This unique Australian AD specified modification of vertically-adjustable pilot and co-pilot seats in accordance with Piper SB No. 336. Compliance was required within 100 hours time in service after May 1971. The AD is no longer required. |\n\n![](image.001.png)\n\nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n5 November 2008","sortOrder":0},{"sectionNumber":"AD/PA-30/12","sectionType":"part","heading":"AD/PA-30/12","content":"## AD/PA-30/12","sortOrder":1},{"sectionNumber":"Seat Frame - Modification","sectionType":"part","heading":"Seat Frame - Modification","content":"## Seat Frame - Modification","sortOrder":2},{"sectionNumber":"13/2008","sectionType":"part","heading":"13/2008","content":"## 13/2008","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1845},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This instrument is purely administrative in nature, serving only to cancel a previous Airworthiness Directive. It does not expand or alter the scope of regulatory requirements but rather terminates an existing obligation."},"complexity_factors":["Single operative provision (cancellation)","No defined terms or interpretation section","No conditional logic, exceptions, or cross-references to other legislation","Brief administrative instrument with purely revocatory effect"],"plain_english_summary":"**What this is:** A notice cancelling a previous aircraft safety requirement.\n\n**What it does:** This document officially cancels Airworthiness Directive AD/PA-30/12, which previously required owners of Piper PA-30 and PA-39 Twin Comanche aircraft to modify the pilot and co-pilot seat frames according to Piper Service Bulletin No. 336.\n\n**Who it affects:** Owners and operators of Piper PA-30 and PA-39 Twin Comanche aeroplanes.\n\n**Why it matters:** As of 18 December 2008, the seat frame modification requirement no longer applies. The original directive (which required compliance within 100 hours of flight time after May 1971) has been revoked because it is no longer considered necessary for aviation safety."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-30-12-seat-frame-modification-cancelled","history":"/api/acts/ad-pa-30-12-seat-frame-modification-cancelled/history","analysis":"/api/acts/ad-pa-30-12-seat-frame-modification-cancelled/analysis","conflicts":"/api/acts/ad-pa-30-12-seat-frame-modification-cancelled/conflicts","importantCases":"/api/acts/ad-pa-30-12-seat-frame-modification-cancelled/important-cases","documents":"/api/acts/ad-pa-30-12-seat-frame-modification-cancelled/documents"}}