{"id":"F2007L04721","name":"Civil Aviation Order 103.3 Instrument 2007","slug":"civil-aviation-order-103-3-instrument-2007","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":71199,"registerId":"commonwealth-F2007L04721-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Civil Aviation Order 103.3 Instrument 2007","content":"I, WILLIAM BRUCE BYRON, Director of Aviation Safety, on behalf of CASA, make this instrument under regulation 21 of the Civil Aviation Regulations 1988.\n\n\\[Signed Bruce Byron\\]\n\nBruce Byron  \nDirector of Aviation Safety and  \nChief Executive Officer\n\n17 December 2007\n\nCivil Aviation Order 103.3 Instrument 2007\n\n1 Name of instrument\n\nThis instrument is the Civil Aviation Order 103.3 Instrument 2007.\n\n2 Commencement\n\nThis instrument commences on the day after it is registered.\n\n3 New Civil Aviation Order 103.3\n\nCivil Aviation Order 103.3 is repealed and a new Civil Aviation Order 103.3 substituted as set out in Schedule 1.\n\nSchedule 1 Civil Aviation Order 103.3\n\nDesign standards — aircraft instruments\n\n1 Application\n\nThis Civil Aviation Order issues design standards under regulation 21 of the Civil Aviation Regulations 1988 in respect of aircraft instruments.\n\n2 Design standards\n\nDesign standards for aircraft instruments must be the relevant design standards specified in either:\n\n(a) Specifications of the British Standards Institute; or\n\n(b) Specifications of the Society of Automotive Engineers (USA).\n\n> Note A specification issued by the competent authority in a contracting state or a manufacturer’s proprietary specification may, upon application to the Director, be designated by him as an alternative design standard.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1404},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The instrument maintains its original narrow scope of prescribing design standards for aircraft instruments only, with no expansion into operational requirements or other aircraft systems."},"complexity_factors":["Extremely short instrument (approximately 15 lines of substantive text)","No defined terms or interpretation section","Simple binary choice between two standard-setting bodies","Single alternative pathway described in non-binding note","No nested conditions, cross-references, or exceptions"],"plain_english_summary":"This order sets the technical design rules for **aircraft instruments** — the gauges, displays, and measurement devices used in planes.\n\n**What it requires:**\n- Aircraft instruments must be designed to meet standards from either the **British Standards Institute** or the **Society of Automotive Engineers (USA)**.\n\n**Who it affects:**\n- Aircraft manufacturers and designers building or modifying planes\n- Maintenance organisations repairing or replacing instruments  \n- CASA (the aviation safety regulator) approving alternative standards\n\n**Flexibility built in:**\nIf you want to use a different standard — such as a manufacturer's own specification or standards from another country's aviation authority — you can apply to CASA's Director for approval to use it as an alternative.\n\n**Why it matters:**\nThis ensures all instruments in Australian-registered aircraft meet rigorous, internationally recognised safety and performance benchmarks, while allowing flexibility for new technologies."}},"importantCases":[],"_links":{"self":"/api/acts/civil-aviation-order-103-3-instrument-2007","history":"/api/acts/civil-aviation-order-103-3-instrument-2007/history","analysis":"/api/acts/civil-aviation-order-103-3-instrument-2007/analysis","conflicts":"/api/acts/civil-aviation-order-103-3-instrument-2007/conflicts","importantCases":"/api/acts/civil-aviation-order-103-3-instrument-2007/important-cases","documents":"/api/acts/civil-aviation-order-103-3-instrument-2007/documents"}}