{"id":"F2014L00048","name":"CASA ADCX 001/14 - Revocation of Airworthiness Directives","slug":"casa-adcx-001-14-revocation-of-airworthiness-directives","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":128325,"registerId":"commonwealth-F2014L00048-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"CASA ADCX 001/14 - Revocation of Airworthiness Directives","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-description: Revocation of directions\nmeta-generator: Aspose.Words for .NET 20.2\ntitle: CASA ADCX 004/13\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nInstrument number CASA ADCX 001/14\n\nI, MICHAEL JAMES HIGGINS, Manager, Continuing Airworthiness, a delegate of CASA, make this instrument under subregulation 39.001 (1) of the Civil Aviation Safety Regulations 1998 and subsection 33 (3) of the Acts Interpretation Act 1901.\n\n \n\n![](image.001.png)   \n\nMike Higgins  Manager\n\nContinuing Airworthiness\n\n7 January 2014\n\nRevocation of Airworthiness Directives\n\n1 Commencement\n\n This instrument commences on 10 January 2014.\n\n2 Revocation\n\n Each 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/A320/144 Amdt 2 | 10 January 2014 |\n| AD/PA-18/13 Amdt 5 | 14 January 2014 |\n\n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2153},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The instrument remains strictly limited to the administrative revocation of two specific Airworthiness Directives as precisely described in its title and commencement provisions, with no expansion into broader regulatory matters."},"complexity_factors":["Extremely short length with only 3 operative sections","Only 2 items listed in the revocation schedule","No defined terms or interpretation section","No conditional logic, exceptions, or cross-references within the instrument","Linear structure with straightforward effective dates"],"plain_english_summary":"This instrument cancels (revokes) two mandatory aircraft maintenance safety rules known as **Airworthiness Directives** — these are legally binding instructions that tell aircraft owners what repairs or inspections they must perform.\n\n**What it does**\n- Removes the legal requirement to follow two specific maintenance rules:\n  - **AD/A320/144 Amdt 2** (relating to Airbus A320 aircraft) — cancelled on 10 January 2014\n  - **AD/PA-18/13 Amdt 5** (relating to Piper PA-18 aircraft) — cancelled on 14 January 2014\n\n**Who it affects**\n- Owners, operators, and maintenance engineers responsible for these specific aircraft types\n- Airlines and aviation businesses maintaining these aircraft in Australia\n\n**Why it matters**\nWhen an Airworthiness Directive is revoked, the safety inspections or repairs it required are no longer legally mandatory. This typically happens when the safety problem has been resolved through design changes, alternative regulations, or when the original requirement is found to be unnecessary."}},"importantCases":[],"_links":{"self":"/api/acts/casa-adcx-001-14-revocation-of-airworthiness-directives","history":"/api/acts/casa-adcx-001-14-revocation-of-airworthiness-directives/history","analysis":"/api/acts/casa-adcx-001-14-revocation-of-airworthiness-directives/analysis","conflicts":"/api/acts/casa-adcx-001-14-revocation-of-airworthiness-directives/conflicts","importantCases":"/api/acts/casa-adcx-001-14-revocation-of-airworthiness-directives/important-cases","documents":"/api/acts/casa-adcx-001-14-revocation-of-airworthiness-directives/documents"}}