{"id":"F2006B06809","name":"AD/SC7/9 - Front (Pilot) Seats Restraint Installations - Modification","slug":"ad-sc7-9-front-pilot-seats-restraint-installations-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":114670,"registerId":"commonwealth-F2006B06809-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/SC7/9 - Front (Pilot) Seats Restraint Installations - Modification","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 22.10.0\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Short SC7 (Skyvan) Series Aeroplanes\n\n \n\nAD/SC7/9 Front (Pilot) Seats Restraint Installations -\n\nModification\n\n\n11/72\n\n \n\nApplicability: All models.\n\n \n\nRequirement: Modify each front seat restraint installation by fitting a safety harness in accordance with a scheme approved by the Secretary.\n\n \n\nNote: Guidelines for installation schemes are outlined in Airworthiness Advisory Circular No. 62 dated March 1972.\n\n \n\nCompliance: Before 1 January 1974.\n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1838},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The directive maintains its original narrow scope concerning only the front seat restraint modifications for Short SC7 aircraft series."},"complexity_factors":["Single operative provision with one clear mechanical requirement","No defined terms or interpretation section","No conditional logic, exceptions, or nested clauses","Minimal cross-referencing (external advisory circular cited for guidance only)"],"plain_english_summary":"**What this does:** This directive requires owners and operators of Short SC7 Skyvan aircraft to upgrade the front pilot seats by installing safety harnesses (shoulder restraints, not just lap belts).\n\n**Who it affects:** Anyone operating Short SC7 (Skyvan) series aeroplanes — a type of twin-turboprop utility aircraft.\n\n**What must be done:** Each front seat restraint system must be modified to include a safety harness fitted according to a scheme approved by the Secretary (the relevant government authority).\n\n**Why it matters:** This safety upgrade prevents pilots from being thrown forward or striking the instrument panel during turbulence, hard landings, or accidents, reducing the risk of injury and loss of aircraft control.\n\n**Compliance note:** Operators had to complete this modification before 1 January 1974."}},"importantCases":[],"_links":{"self":"/api/acts/ad-sc7-9-front-pilot-seats-restraint-installations-modification","history":"/api/acts/ad-sc7-9-front-pilot-seats-restraint-installations-modification/history","analysis":"/api/acts/ad-sc7-9-front-pilot-seats-restraint-installations-modification/analysis","conflicts":"/api/acts/ad-sc7-9-front-pilot-seats-restraint-installations-modification/conflicts","importantCases":"/api/acts/ad-sc7-9-front-pilot-seats-restraint-installations-modification/important-cases","documents":"/api/acts/ad-sc7-9-front-pilot-seats-restraint-installations-modification/documents"}}