{"id":"F2006B09555","name":"AD/EMY/5 Amdt 1 - Life Jackets - Modification","slug":"ad-emy-5-amdt-1-life-jackets-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":54195,"registerId":"commonwealth-F2006B09555-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/EMY/5 Amdt 1 - Life Jackets - 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 - 107 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Emergency Equipment\n\n \n\nAD/EMY/5\n\nAmdt 1\n\n\nLife Jackets - Modification 11/67\n\n \n\nApplicability: All RFD 50C series or type 72 fitted with \"twist to lock\" valves or valves requiring action before topping up.\n\n \n\nDocument: 1. RFD Mod. No. 862, Issue 2; or\n\n \n\n2.    RFD Mod. No. 734; or\n\n \n\n3.    RFD Mod. No. 911. Compliance: Forthwith.\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":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard, narrow Airworthiness Directive maintaining its original purpose: mandating specific safety modifications to identified aviation equipment. The scope remains tightly focused on the specified life jacket models and valve types."},"complexity_factors":["Extremely short document (approximately 150 words)","Only 1 defined term implicitly ('Forthwith' — immediate compliance)","No cross-references to other legislation or regulations","Simple conditional logic: if you have this equipment, you must comply","Single compliance pathway with three alternative technical references","No exceptions, exemptions, or nested conditions"],"plain_english_summary":"This is an **Airworthiness Directive** — a mandatory safety order issued by Australia's Civil Aviation Safety Authority (CASA). It requires owners and operators of specific life jacket models to modify them immediately.\n\n**What it does:**\n- Orders modifications to **RFD 50C series** or **type 72 life jackets** that have \"twist to lock\" valves or valves needing action before topping up (refilling).\n- These modifications must follow one of three specific technical documents from the manufacturer (RFD Modification Numbers 862, 734, or 911).\n\n**Who it affects:**\n- Aircraft operators, owners, and maintenance organisations using these specific life jacket models as emergency equipment.\n\n**Why it matters:**\n- Life jackets are critical safety equipment. This directive likely addresses a design flaw or safety risk with the valve mechanism that could prevent proper inflation in an emergency. \"Forthwith\" means **do it immediately** — there's no grace period."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The supplied text is an amendment (Amdt 1) to AD/EMY/5 but provides only the amended directive language: applicability, three acceptable RFD modification documents, and the instruction to comply 'forthwith'. The document as provided does not include the original AD text or compare prior and amended applicability or requirements, so there is no evidence within the supplied text that the AD’s substantive scope has been expanded or narrowed relative to the original. Therefore, based on the supplied material, no change of scope can be identified."},"complexity_factors":["Narrow technical scope: applies only to RFD 50C series or type 72 life jackets with specified valve types (Applicability)","Short, specific compliance instruction: requires following one of three named RFD modification documents (Document list)","Immediate timing: compliance required 'Forthwith' creates concentrated near‑term operational demand (Compliance)","Absence of procedural detail in AD: the directive references external modification documents rather than setting out step‑by‑step requirements, shifting technical complexity into those documents (Document list)","Regulatory provenance is clear and singular: issued under CASA/Part 39 schedule of Airworthiness Directives (Header)"],"plain_english_summary":"This AD requires immediate modification of all RFD 50C series or type 72 life jackets fitted with a \"twist to lock\" or any valve that needs action before topping up, by following one of three specified RFD modification instructions. It applies to the person responsible for aircraft airworthiness (typically the operator/owner) and to maintenance organisations or technicians who must do the work; CASA is the issuing authority and compliance is required forthwith."}},"importantCases":[],"_links":{"self":"/api/acts/ad-emy-5-amdt-1-life-jackets-modification","history":"/api/acts/ad-emy-5-amdt-1-life-jackets-modification/history","analysis":"/api/acts/ad-emy-5-amdt-1-life-jackets-modification/analysis","conflicts":"/api/acts/ad-emy-5-amdt-1-life-jackets-modification/conflicts","importantCases":"/api/acts/ad-emy-5-amdt-1-life-jackets-modification/important-cases","documents":"/api/acts/ad-emy-5-amdt-1-life-jackets-modification/documents"}}