{"id":"F2007L04779","name":"AD/M20/16 - Front Seat Restraint Installations - Modification - CANCELLED","slug":"ad-m20-16-front-seat-restraint-installations-modification-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":71315,"registerId":"commonwealth-F2007L04779-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Mooney M20 Series Aeroplanes","sectionType":"division","heading":"Mooney M20 Series Aeroplanes","content":"### Mooney M20 Series Aeroplanes\n\n| AD/M20/16 | Front Seat Restraint Installations - Modification | 1/2008 |\n| --------- | ------------------------------------------------- | ------ |\n\n| Requirement: | CANCELLED.                                                                                                                                                                   |\n| ------------ | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n|              | This AD is cancelled on 17 January 2008.                                                                                                                                     |\n| Background:  | This AD was issued in 1972 to require the installation of upper torso restraint on aircraft certified prior to 1967. This AD has been replaced by AD/GENERAL/74 Amendment 1. |\n\n![](image.001.png)\n\nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n26 November 2007","sortOrder":0},{"sectionNumber":"AD/M20/16","sectionType":"part","heading":"AD/M20/16","content":"## AD/M20/16","sortOrder":1},{"sectionNumber":"Front Seat Restraint Installations - Mod","sectionType":"part","heading":"Front Seat Restraint Installations - Modification","content":"## Front Seat Restraint Installations - Modification","sortOrder":2},{"sectionNumber":"1/2008","sectionType":"part","heading":"1/2008","content":"## 1/2008","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2465},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This instrument does not expand the scope of the original legislation; it simply terminates the entire directive. The original 1972 directive mandated specific safety modifications for Mooney M20 aircraft, while this 2008 instrument cancels that requirement by replacing it with a consolidated general directive covering multiple aircraft types."},"complexity_factors":["Single operative provision (cancellation only)","No defined terms or interpretation sections","No conditional logic, exceptions, or procedural steps","Minimal cross-references (only noting the replacement directive)"],"plain_english_summary":"This document officially cancels an older aircraft safety rule about shoulder harnesses in Mooney M20 aeroplanes.\n\n**What it was:** Originally issued in 1972, the rule required the installation of upper torso restraints (shoulder harnesses) for front seats in Mooney M20 series aircraft that were certified before 1967.\n\n**What changed:** The directive was cancelled on 17 January 2008 and replaced by a broader general directive (AD/GENERAL/74 Amendment 1) that consolidates these safety requirements across multiple aircraft types.\n\n**Why it matters:** Owners and operators of Mooney M20 aircraft should no longer follow this specific rule. The shoulder harness requirement still exists but is now governed by the replacement general directive rather than this aircraft-specific instruction."}},"importantCases":[],"_links":{"self":"/api/acts/ad-m20-16-front-seat-restraint-installations-modification-cancelled","history":"/api/acts/ad-m20-16-front-seat-restraint-installations-modification-cancelled/history","analysis":"/api/acts/ad-m20-16-front-seat-restraint-installations-modification-cancelled/analysis","conflicts":"/api/acts/ad-m20-16-front-seat-restraint-installations-modification-cancelled/conflicts","importantCases":"/api/acts/ad-m20-16-front-seat-restraint-installations-modification-cancelled/important-cases","documents":"/api/acts/ad-m20-16-front-seat-restraint-installations-modification-cancelled/documents"}}