{"id":"F2006B02119","name":"AD/AC/60 - Aft Facing Seats - Placard - Installations","slug":"ad-ac-60-aft-facing-seats-placard-installations","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":41349,"registerId":"commonwealth-F2006B02119-current","compilationNumber":null,"startDate":"2026-04-01","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/AC/60 - Aft Facing Seats - Placard - Installations","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-description: CASA Airworthiness Directive\nmeta-generator: Aspose.Words for .NET 22.10.0\nmeta-keywords: Issue 9/1975,Aircraft below 5700 kg,Twin Commander (Gulfstream/Rockwell/ Aerocommander 500, 600 and 700) Series Aeroplanes,Aft Facing Seats - Placard - Installations,60\ntitle: Airworthiness Directive - AD/AC/60 - Aft Facing Seats - Placard - Installations\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)  Twin Commander (Gulfstream/Rockwell/ Aerocommander 500, 600 and 700) Series Aeroplanes\n\n \n\nAD/AC/60 Aft Facing Seats - Placard - Installations 9/75\n\nApplicability: All models 690/690A S/Nos. 111001 to 11268. All 685 S/Nos. 12000 to 12066. Requirement:               Install placards as per Rockwell International GA Division SB No. 155.\n\nNote: Placards may be manufactured locally with the same wording that is stated in SB No. 155.\n\n \n\nCompliance: Before further flight with any passenger seat installed in aft facing position.\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":1421},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This airworthiness directive remains narrowly focused on its original purpose: mandating placard installation for aft-facing seats in specific Twin Commander aircraft models. It has not expanded beyond this discrete safety issue."},"complexity_factors":["Single paragraph requirement with no subsections","No defined terms or interpretation section","Simple applicability limited to specific aircraft models and serial number ranges","Single unconditional compliance trigger"],"plain_english_summary":"**What this means:**\n\nIf you own or operate specific Twin Commander aircraft (models 690/690A with serial numbers 111001–11268, or model 685 with serial numbers 12000–12066), you **must install warning placards** on any aft-facing (backward-facing) passenger seats.\n\n**What you need to do:**\n\n*   Install placards following Rockwell International's Service Bulletin No. 155\n*   You can manufacture these placards yourself locally, as long as the wording matches exactly what's in the Service Bulletin\n*   This must be done **before the aircraft flies again** with any aft-facing passenger seats installed\n\n**Why this matters:**\n\nThis is a mandatory safety requirement to ensure passengers sitting in backward-facing seats receive appropriate safety information (such as brace positions or safety instructions specific to aft-facing seats)."}},"importantCases":[],"_links":{"self":"/api/acts/ad-ac-60-aft-facing-seats-placard-installations","history":"/api/acts/ad-ac-60-aft-facing-seats-placard-installations/history","analysis":"/api/acts/ad-ac-60-aft-facing-seats-placard-installations/analysis","conflicts":"/api/acts/ad-ac-60-aft-facing-seats-placard-installations/conflicts","importantCases":"/api/acts/ad-ac-60-aft-facing-seats-placard-installations/important-cases","documents":"/api/acts/ad-ac-60-aft-facing-seats-placard-installations/documents"}}