{"id":"F2014L01552","name":"CASA EX150/14 - Exemption from subregulation 139.190(1) of CASR 1998 – requirement to provide a VASIS","slug":"casa-ex150-14-exemption-from-subregulation-139-190-1-of-casr-1998-requirement-to-provide-a-vasis","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":128739,"registerId":"commonwealth-F2014L01552-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"CASA EX150/14 - Exemption from subregulation 139.190(1) of CASR 1998 – requirement to provide a VASIS","content":"Instrument number CASA EX150/14\n\nI, terence lindsay farquharson, Acting Director of Aviation Safety, on behalf of CASA, make this instrument under regulation 11.160 of the Civil Aviation Safety Regulations 1998 (CASR 1998).\n\n\\[Signed T. Farquharson\\]\n\nTerry Farquharson  \nActing Director of Aviation Safety\n\n14 November 2014\n\nExemption from subregulation 139.190 (1) of CASR 1998 — requirement to provide a VASIS\n\n1 Duration\n\nThis instrument:\n\n(a) commences on the day of registration (the commencement date); and\n\n(b) expires, as if it had been repealed by another instrument, at the earlier of:\n\n(i) the end of November 2016; or\n\n(ii) the commencement of Parts 119, 121 and 135 of CASR 1998.\n\n2 Application\n\nThis exemption applies to the operator of a certified aerodrome (the operator) in relation to the provision of a visual approach slope indicator system (VASIS) for a runway that is regularly used by jet-propelled aircraft conducting charter operations.\n\n3 Exemption\n\nThe operator is exempt from compliance with subregulation 139.190 (1) of CASR 1998.\n\n4 Conditions\n\nThe exemption is subject to the conditions mentioned in Schedule 1.\n\nSchedule 1 Conditions\n\n1 This exemption does not apply if the runway is used by jet-propelled aircraft that are engaged in regular public transport operations.\n\n2 This exemption does not apply to certified aerodromes that have a VASIS installed at the commencement date.\n\n3 This exemption does not affect CASA’s power under subregulation 139.190 (2) of CASR 1998 to issue a direction to the operator of a certified aerodrome to which this exemption would otherwise apply.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1766},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument remains a narrow, specific exemption from aerodrome lighting requirements for charter operations as originally intended, with no expansion beyond this original purpose."},"complexity_factors":["Short, focused instrument with only 4 operative sections plus a short schedule","Limited conditional application restricted to specific aircraft operations (charter vs regular public transport)","Simple temporal limitation with automatic expiry mechanism","Minimal cross-referencing limited to Civil Aviation Safety Regulations 1998"],"plain_english_summary":"This instrument gives certain airport operators a temporary pass on installing **Visual Approach Slope Indicator Systems (VASIS)** — the coloured light systems that guide pilots to land at the correct angle.\n\n**Who does this affect?**\n- Operators of **certified aerodromes** (licensed airports) who runways are used by **jet aircraft on charter flights** (private hire or unscheduled commercial flights, not regular airlines).\n\n**Important catches:**\n- **Doesn't apply** if the runway is also used by scheduled airline services (regular public transport).\n- **Doesn't apply** if the airport already had a VASIS installed when this exemption started.\n- **CASA can override it**: Even with this exemption, CASA can still order the operator to install the system if they see fit.\n- **It was temporary**: This exemption automatically expired by November 2016 (or earlier when new aviation regulations took effect)."}},"importantCases":[],"_links":{"self":"/api/acts/casa-ex150-14-exemption-from-subregulation-139-190-1-of-casr-1998-requirement-to-provide-a-vasis","history":"/api/acts/casa-ex150-14-exemption-from-subregulation-139-190-1-of-casr-1998-requirement-to-provide-a-vasis/history","analysis":"/api/acts/casa-ex150-14-exemption-from-subregulation-139-190-1-of-casr-1998-requirement-to-provide-a-vasis/analysis","conflicts":"/api/acts/casa-ex150-14-exemption-from-subregulation-139-190-1-of-casr-1998-requirement-to-provide-a-vasis/conflicts","importantCases":"/api/acts/casa-ex150-14-exemption-from-subregulation-139-190-1-of-casr-1998-requirement-to-provide-a-vasis/important-cases","documents":"/api/acts/casa-ex150-14-exemption-from-subregulation-139-190-1-of-casr-1998-requirement-to-provide-a-vasis/documents"}}