{"id":"F2005B00497","name":"CASA EX33/2004 - Exemption from the requirements of regulation 138 of Civil Aviation Regulations 1988","slug":"casa-ex33-2004-exemption-from-the-requirements-of-regulation-138-of-civil-aviation-regulations-1988","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":31913,"registerId":"commonwealth-F2005B00497-current","compilationNumber":null,"startDate":"2026-04-01","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"CIVIL AVIATION ACT 1988","sectionType":"part","heading":"CIVIL AVIATION ACT 1988","content":"# CIVIL AVIATION ACT 1988\n\nCIVIL AVIATION REGULATIONS 1988\n\nEXEMPTION FROM THE REQUIREMENTS OF CIVIL AVIATION\n\nREGULATION 138\n\nI, BRUCE ROBERT GEMMELL, Deputy Chief Executive and Chief Operating Officer, a delegate of the Civil Aviation Safety Authority, under regulation 308 of the Civil Aviation Regulations 1988 (CAR 1988), and having taken into account all relevant considerations relating to the interests of safety, exempt pilots in command of the aeroplanes specified in Schedule 1 from compliance with the requirements of regulation 138 of CAR 1988 to the extent that the regulation requires a pilot in command to comply with the maximum take-off weight contained in a flight manual, or a placard or another document for the aeroplane.","sortOrder":0},{"sectionNumber":"SCHEDULE 1","sectionType":"part","heading":null,"content":"# SCHEDULE 1\n\nSingle engine aeroplanes engaged in private or aerial work operations and having:\n\n(a) a certificate of airworthiness in the agricultural category or in the restricted category; and\n\n(b) a permanently installed jettison system to allow the pilot in command to jettison in flight the contents of a hopper or vessel permanently installed in the aeroplane.\n\nThis instrument starts having effect on gazettal and ceases to have effect at the end of August 2006.\n\n\\[Signed B. Gemmell\\]\n\nBruce Gemmell\n\nDeputy Chief Executive and\n\nChief Operating Officer\n\n31 August 2004","sortOrder":1}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2710},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument remains focused on its original limited purpose as a specific safety exemption for agricultural aircraft weight restrictions. It does not expand beyond the delegated authority to exempt from regulation 138 for the specified aircraft category."},"complexity_factors":["Cross-references to external regulations (Civil Aviation Regulations 1988, regulations 138 and 308)","Technical aircraft categorization requirements (agricultural or restricted category certificates)","Specific equipment mandate (permanently installed in-flight jettison system)","Operational limitations (private or aerial work operations only)"],"plain_english_summary":"This temporary exemption lets pilots of single-engine agricultural aircraft certified in the agricultural or restricted categories exceed the manufacturer’s published maximum take‑off weight when the airplane has a permanent jettison (hopper dump) system. It affects crop‑duster operations in private or aerial work roles, trading stricter weight limits for an emergency capability to instantly dump load if a takeoff emergency occurs, allowing fuller loads while preserving a rapid safety response."}},"importantCases":[],"_links":{"self":"/api/acts/casa-ex33-2004-exemption-from-the-requirements-of-regulation-138-of-civil-aviation-regulations-1988","history":"/api/acts/casa-ex33-2004-exemption-from-the-requirements-of-regulation-138-of-civil-aviation-regulations-1988/history","analysis":"/api/acts/casa-ex33-2004-exemption-from-the-requirements-of-regulation-138-of-civil-aviation-regulations-1988/analysis","conflicts":"/api/acts/casa-ex33-2004-exemption-from-the-requirements-of-regulation-138-of-civil-aviation-regulations-1988/conflicts","importantCases":"/api/acts/casa-ex33-2004-exemption-from-the-requirements-of-regulation-138-of-civil-aviation-regulations-1988/important-cases","documents":"/api/acts/casa-ex33-2004-exemption-from-the-requirements-of-regulation-138-of-civil-aviation-regulations-1988/documents"}}