{"id":"F2005B01642","name":"CASA EX11/1997 - Illumination of emergency exits on certain aircraft","slug":"casa-ex11-1997-illumination-of-emergency-exits-on-certain-aircraft","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":112064,"registerId":"commonwealth-F2005B01642-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"CASA EX11/1997 - Illumination of emergency exits on certain aircraft","content":"EXEMPTION NUMBER: 11/1997\n\nCIVIL AVIATION ACT 1988\n\nCIVIL AVIATION REGULATIONS\n\nILLUMINATION OF EMERGENCY EXITS ON CERTAIN AIRCRAFT\n\nI, DARRYL KEITH GERLACH, a delegate of CASA, under subregulation 252 (1) of the Civil Aviation Regulations, having had regard to the type of operations in which the SAAB SF340 aircraft are used, direct that the aircraft’s emergency lighting switch may be turned off while there are passengers on board the aircraft during any period when:\n\n(a) the aircraft is on the ground; and\n\n(b) the aircraft’s engines are shut down;\n\nsubject to the operator complying with the conditions set out in Schedule 2.\n\nParagraph 9.1 of section 20.11 of the Civil Aviation Orders does not have effect in relation to the SAAB SF340 aircraft during the period the aircraft is on the ground and its engines are shut down.\n\nIn this instrument:\n\nSAAB SF340 aircraft means the aircraft set out in Schedule 1.\n\nSCHEDULE 1\n\nAIRCRAFT\n\n1. SAAB SF340 aircraft operated by Kendell Airlines Pty Ltd (Aviation Reference Number 038444).\n\n2. SAAB SF340 aircraft operated by Hazelton Airlines Pty Limited (Aviation Reference Number 401866).\n\n  \nSCHEDULE 2\n\nCONDITIONS\n\n1. The aircraft operator must ensure that at all times when the emergency lighting switch is turned off:\n\n(a) a pilot is in the aircraft’s cockpit; or\n\n(b) a flight attendant is at his or her station;\n\nso that the emergency lighting system can be activated if and when required.\n\n2. The aircraft operator must ensure that the aircraft’s emergency lighting batteries are fully charged at all times and that the batteries are ready for immediate activation.\n\n\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\n\n\\[Signed Darryl Gerlach\\]\n\nDARRYL KEITH GERLACH\n\nDistrict Engineering Manager\n\nMelbourne District Office\n\n16th May 1997","sortOrder":0}],"analysis":{"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":true,"description":"This instrument creates a targeted exception to the default emergency‑lighting requirement (paragraph 9.1 of section 20.11) for two named SAAB SF340 operators while the aircraft are on the ground with engines shut down. The change narrows the standard rule for those specific aircraft by allowing the lights to be switched off subject to crew presence and battery readiness (Schedule 1; Schedule 2, conditions 1–2)."},"complexity_factors":["Very narrow, operator‑specific scope (only SAAB SF340 aircraft listed in Schedule 1).","Limited temporal/operational condition: applies only when aircraft are on the ground and engines are shut down (main instrument text).","Operational safety controls required: crew presence to enable activation (Schedule 2, condition 1) and fully charged batteries (Schedule 2, condition 2).","Regulatory override of an existing requirement: paragraph 9.1 of section 20.11 of the Civil Aviation Orders is expressly inapplicable for the specified aircraft during the stated period (instrument text).","Delegated decision under subregulation 252(1) of the Civil Aviation Regulations, creating a case‑by‑case exemption rather than a broad rule (instrument heading and opening recital).","Compliance and enforcement practicalities (verifying crew presence, battery condition and when the switch is off) may impose modest administrative burden on operators.","Potential ambiguity in operational terms (e.g., exact moment ‘on the ground’ or responsibilities for ensuring batteries are 'ready for immediate activation') that could require procedural clarification."],"plain_english_summary":"This instrument permits named SAAB SF340 aircraft to have the emergency‑lighting switch turned off while passengers remain on board, but only when the aircraft is on the ground and its engines are shut down. It applies to two specified operators and requires that a pilot or a flight attendant be present to activate the system and that emergency‑lighting batteries be fully charged — in short, crews may switch lights off during ground operations with engines shut down, subject to staffing and battery conditions."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This exemption maintains its original narrow scope. It was issued in 1997 to address specific operational needs of regional SAAB SF340 aircraft (short turnaround times, ground operations with engines off) and applies only to the two airlines named in Schedule 1. There is no evidence of scope creep; it remains a targeted, time-specific exemption rather than expanding into broader aviation lighting rules."},"complexity_factors":["Very short document (approximately 300 words)","Only 1 defined term ('SAAB SF340 aircraft')","Simple conditional structure: two cumulative conditions (ground + engines off) and two alternative safety conditions (pilot present OR flight attendant present)","No cross-references to other legislation beyond naming the enabling regulation and the Civil Aviation Order being modified","Limited scope: applies to only two specific airlines and one aircraft type","Clear, single-purpose exemption with straightforward operational requirements"],"plain_english_summary":"This CASA exemption permits Kendell Airlines and Hazelton Airlines to switch off emergency-exit lighting on SAAB SF340 aircraft while passengers remain on board, but only when the aircraft is on the ground with engines shut down. It keeps safety through mandatory crew presence (pilot in the cockpit or flight attendant at station) and a requirement that emergency-lighting batteries remain fully charged and ready."}},"importantCases":[],"_links":{"self":"/api/acts/casa-ex11-1997-illumination-of-emergency-exits-on-certain-aircraft","history":"/api/acts/casa-ex11-1997-illumination-of-emergency-exits-on-certain-aircraft/history","analysis":"/api/acts/casa-ex11-1997-illumination-of-emergency-exits-on-certain-aircraft/analysis","conflicts":"/api/acts/casa-ex11-1997-illumination-of-emergency-exits-on-certain-aircraft/conflicts","importantCases":"/api/acts/casa-ex11-1997-illumination-of-emergency-exits-on-certain-aircraft/important-cases","documents":"/api/acts/casa-ex11-1997-illumination-of-emergency-exits-on-certain-aircraft/documents"}}