{"id":"F2010L00765","name":"CASA ADCX 004/10 - Revocation of Airworthiness Directives","slug":"casa-adcx-004-10-revocation-of-airworthiness-directives","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":123947,"registerId":"commonwealth-F2010L00765-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"CASA ADCX 004/10 - Revocation of Airworthiness Directives","content":"Instrument number CASA ADCX 004/10\n\nI, MICHAEL JAMES HIGGINS, Section Head, Continuing Airworthiness, a delegate of CASA, make this instrument under subregulation 39.001 (1) of the Civil Aviation Safety Regulations 1998.\n\n  \n![](image.001.png)  \n\nMike Higgins  \nSection Head\n\nContinuing Airworthiness\n\n26 March 2010\n\nRevocation of Airworthiness Directives\n\n1 Commencement\n\nThis instrument commences on the day after it is registered.\n\n2 Revocation\n\nEach Airworthiness Directive (AD) mentioned in Schedule 1 is revoked on the date specified for it in the Schedule.\n\nSchedule 1 Revocation of ADs\n\n| AD                   | Revocation date |\n| -------------------- | --------------- |\n| AD/BO 105/27         | 2 April 2010    |\n| AD/A320/225 Amdt 1   | 2 April 2010    |\n| AD/A330/90           | 2 April 2010    |\n| AD/B737/286          | 13 April 2010   |\n| AD/HS 125/119 Amdt 1 | 22 April 2010   |\n|                      |                 |","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1876},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument performs exactly as described: revoking five specific Airworthiness Directives on specified dates. There is no expansion beyond this straightforward housekeeping function."},"complexity_factors":["Single operative provision (revocation) with minimal text","No interpretation section or defined terms","External references limited to a simple tabular schedule of AD identifiers and dates","No conditional logic, exceptions, or nested structures"],"plain_english_summary":"This instrument cancels (revokes) five specific Airworthiness Directives (ADs) — mandatory safety notices that require aircraft owners to fix unsafe conditions.\n\n**What it does:**  \nIt removes the legal requirement to comply with these specific safety directives for certain helicopter and aircraft models (including the BO 105, Airbus A320/A330, Boeing 737, and HS 125).\n\n**Who it affects:**  \nOwners, operators, and maintenance engineers responsible for these specific aircraft types.\n\n**Why it matters:**  \nThese safety directives are no longer needed, possibly because the unsafe conditions have been addressed through other means, the affected parts are no longer in service, or newer directives have superseded them. Each revocation takes effect on a specific date in April 2010."}},"importantCases":[],"_links":{"self":"/api/acts/casa-adcx-004-10-revocation-of-airworthiness-directives","history":"/api/acts/casa-adcx-004-10-revocation-of-airworthiness-directives/history","analysis":"/api/acts/casa-adcx-004-10-revocation-of-airworthiness-directives/analysis","conflicts":"/api/acts/casa-adcx-004-10-revocation-of-airworthiness-directives/conflicts","importantCases":"/api/acts/casa-adcx-004-10-revocation-of-airworthiness-directives/important-cases","documents":"/api/acts/casa-adcx-004-10-revocation-of-airworthiness-directives/documents"}}