{"id":"F2012L00579","name":"CASA 78/12 - Permission and direction - helicopter operations (Aeropower)","slug":"casa-78-12-permission-and-direction-helicopter-operations-aeropower","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":88789,"registerId":"commonwealth-F2012L00579-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"CASA 78/12 - Permission and direction - helicopter operations (Aeropower)","content":"Instrument number CASA 78/12\n\nI, gregory JAMES HOOD, Executive Manager, Operations Division, a delegate of CASA, make this instrument under subregulations 151 (3), 207 (3), 250 (2) and 251 (9) of the Civil Aviation Regulations 1988.\n\n\\[Signed Greg Hood\\]\n\nGreg Hood  \nExecutive Manager  \nOperations Division\n\n5 March 2012\n\nPermission and direction — helicopter operations (Aeropower)\n\n1 Duration\n\nThis instrument:\n\n(a) commences on the day after registration; and\n\n(b) stops having effect at the end of February 2015.\n\n2 Application\n\nThis instrument applies to a helicopter flight mentioned in Schedule 1 (a special operation) by Aeropower Pty Ltd, Aviation Reference Number 550845 (the operator).\n\n3 Permission\n\nWhen a helicopter is in the hover to enable a passenger to leave or board, the passenger may be carried on the undercarriage for the purpose of leaving or boarding.\n\n4 Direction\n\nWhen a helicopter is in the hover to enable a passenger to leave or board, the passenger is not required to occupy a seat or wear a seat belt.\n\n5 Condition\n\nThe permission in section 3 is subject to the condition mentioned in Schedule 2.\n\nSchedule 1 Special operation\n\nAn operation to enable a person to emplane from, or deplane to, a transmission line tower structure, for maintenance purposes or in training for such an operation, in which it is necessary for a person to leave or board the helicopter when a landing is not possible or safe.\n\nSchedule 2 Condition\n\nThe special operation must be carried out in accordance with the instructions, approved by CASA, set out in the operator’s operations manual.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2603},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument remains tightly scoped to its original purpose—granting specific exemptions for helicopter undercarriage operations during powerline maintenance. It does not expand beyond the single operator and specific activity described in the title and application provisions."},"complexity_factors":["Limited to single operator (Aeropower Pty Ltd)","Narrow operational scope (transmission line tower maintenance only)","Simple conditional structure (single permission, single direction, single condition)","Fixed temporal duration with clear commencement and cessation provisions"],"plain_english_summary":"This instrument granted **Aeropower Pty Ltd** a special exemption to carry out high-risk helicopter operations for electricity transmission line maintenance.\n\nUnder normal aviation safety rules, passengers must be seated with seatbelts fastened during flight. This document permitted exceptions allowing:\n\n- Workers to **stand on the helicopter's external undercarriage** (skids) while the aircraft hovered\n- Workers to **exit and board without wearing seatbelts** or occupying seats\n\nThese exemptions applied only when:\n- The helicopter was hovering to allow access to a transmission tower\n- Landing was impossible or unsafe\n- The work involved maintaining power lines, or training for such work\n- The company followed strict safety protocols in their CASA-approved operations manual\n\nThe permission was restricted to this specific operator and had a fixed end date."}},"importantCases":[],"_links":{"self":"/api/acts/casa-78-12-permission-and-direction-helicopter-operations-aeropower","history":"/api/acts/casa-78-12-permission-and-direction-helicopter-operations-aeropower/history","analysis":"/api/acts/casa-78-12-permission-and-direction-helicopter-operations-aeropower/analysis","conflicts":"/api/acts/casa-78-12-permission-and-direction-helicopter-operations-aeropower/conflicts","importantCases":"/api/acts/casa-78-12-permission-and-direction-helicopter-operations-aeropower/important-cases","documents":"/api/acts/casa-78-12-permission-and-direction-helicopter-operations-aeropower/documents"}}