{"id":"F2016L00282","name":"CASA EX37/16 - Exemption — aircraft operating without carriage of Mode S transponder equipment (Global Ballooning Australia)","slug":"casa-ex37-16-exemption-aircraft-operating-without-carriage-of-mode-s-transponder-equipment-global-ba","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":94232,"registerId":"commonwealth-F2016L00282-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"CASA EX37/16 - Exemption — aircraft operating without carriage of Mode S transponder equipment (Global Ballooning Australia)","content":"Instrument number CASA EX37/16\n\nI, Mark alan skidmore, Director of Aviation Safety, on behalf of CASA, make this instrument under regulation 11.160 of the Civil Aviation Safety Regulations 1998.\n\n\\[Signed Mark Skidmore AM\\]\n\nMark Skidmore AM  \nDirector of Aviation Safety\n\n7 March 2016\n\nExemption — aircraft operating without carriage of Mode S transponder equipment (Global Ballooning Australia)\n\n1 Duration\n\nThis instrument:\n\n(a) commences on the day of registration; and\n\n(b) expires at the end of December 2018, as if it had been repealed by another instrument.\n\n2 Repeal\n\nInstrument CASA EX13/16 is repealed.\n\n3 Application\n\nThis instrument applies to balloons operated by Global Ballooning Australia Pty Ltd, Aviation Reference Number 812578 (the operator).\n\n4 Exemption\n\nThe balloons mentioned in section 3 are exempt from compliance with paragraph 9E.2 of Civil Aviation Order 20.18 in relation to the requirement to carry a serviceable ADS-B capable Mode S transponder.\n\n5 Conditions\n\nThe exemption is subject to the conditions mentioned in Schedule 1.\n\nSchedule 1 General conditions\n\n1 The operator must ensure that each balloon taking advantage of this exemption carries a serviceable Mode A/C transponder.\n\n2 The operator must ensure that I.F.R. flight plans for the aircraft in Australian airspace are annotated in Item 18 with “RMK/CASA MODE S EXEMPT” (quotation marks omitted).\n\n> Note If this annotation is not included in a flight plan, the Airservices Australia automated systems will reject the plan.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2306},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This instrument remains tightly scoped to its original purpose: granting a specific exemption from Mode S transponder requirements for one balloon operator. It has not expanded beyond Global Ballooning Australia or the specific equipment type mentioned."},"complexity_factors":["Single operator exemption limited to one Aviation Reference Number (ARN 812578)","Only 2 specific conditions listed in Schedule 1","Fixed expiry date (December 2018) with no renewal mechanism","No nested exceptions or complex conditional logic","Minimal cross-referencing (only refers to CAO 20.18 paragraph 9E.2)"],"plain_english_summary":"This instrument exempts Global Ballooning Australia (ARN 812578) from the requirement to carry ADS‑B capable Mode S transponders, allowing the operator to use lighter Mode A/C units instead. Operators must annotate instrument flight plans with “RMK/CASA MODE S EXEMPT” to notify ATC. The exemption addresses practical weight and fit constraints for balloons and expired at the end of December 2018."}},"importantCases":[],"_links":{"self":"/api/acts/casa-ex37-16-exemption-aircraft-operating-without-carriage-of-mode-s-transponder-equipment-global-ba","history":"/api/acts/casa-ex37-16-exemption-aircraft-operating-without-carriage-of-mode-s-transponder-equipment-global-ba/history","analysis":"/api/acts/casa-ex37-16-exemption-aircraft-operating-without-carriage-of-mode-s-transponder-equipment-global-ba/analysis","conflicts":"/api/acts/casa-ex37-16-exemption-aircraft-operating-without-carriage-of-mode-s-transponder-equipment-global-ba/conflicts","importantCases":"/api/acts/casa-ex37-16-exemption-aircraft-operating-without-carriage-of-mode-s-transponder-equipment-global-ba/important-cases","documents":"/api/acts/casa-ex37-16-exemption-aircraft-operating-without-carriage-of-mode-s-transponder-equipment-global-ba/documents"}}