{"id":"F2012L01201","name":"CASA ADCX 012/12 - Revocation of Airworthiness Directives","slug":"casa-adcx-012-12-revocation-of-airworthiness-directives","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":163175,"registerId":"commonwealth-F2012L01201-current","compilationNumber":null,"startDate":"2026-04-04","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"CASA ADCX 012/12 - Revocation of Airworthiness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 354/06\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nInstrument number CASA ADCX 012/12\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.\n\n![](image.001.png)\n\nMike Higgins  Manager\n\nContinuing Airworthiness\n\n14 June 2012\n\nRevocation of Airworthiness Directives\n\n1 Commencement\n\n This instrument commences on 21 June 2012.\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/B747/140 | 25 June 2012 |\n| AD/B767/163 Amdt 1 | 12 July 2012 |\n\n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1887},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The instrument remains strictly limited to its stated purpose of revoking two specific Airworthiness Directives. There is no expansion of scope beyond this narrow administrative housekeeping function."},"complexity_factors":["Extremely short document (single page)","Only two specific items being revoked with clear effective dates","No defined terms, interpretation sections, or legal jargon","Simple table format with no cross-references between provisions","No conditional logic, exceptions, or nested requirements"],"plain_english_summary":"This is a **Civil Aviation Safety Authority (CASA)** instrument that cancels (revokes) two specific aircraft safety rules known as **Airworthiness Directives (ADs)**.\n\n**What it does:**\n- Revokes **AD/B747/140** (a safety rule for Boeing 747 aircraft) effective **25 June 2012**\n- Revokes **AD/B767/163 Amdt 1** (a safety rule for Boeing 767 aircraft) effective **12 July 2012**\n\n**Who it affects:**\n- Airlines and operators of Boeing 747 and 767 aircraft\n- Aircraft maintenance organisations\n- Pilots and engineers responsible for airworthiness compliance\n\n**Why it matters:**\nAirworthiness Directives are mandatory safety instructions. CASA issues this instrument to remove outdated or superseded requirements, reducing compliance burdens for operators when the safety issues have been resolved or newer standards have replaced these specific rules."}},"importantCases":[],"_links":{"self":"/api/acts/casa-adcx-012-12-revocation-of-airworthiness-directives","history":"/api/acts/casa-adcx-012-12-revocation-of-airworthiness-directives/history","analysis":"/api/acts/casa-adcx-012-12-revocation-of-airworthiness-directives/analysis","conflicts":"/api/acts/casa-adcx-012-12-revocation-of-airworthiness-directives/conflicts","importantCases":"/api/acts/casa-adcx-012-12-revocation-of-airworthiness-directives/important-cases","documents":"/api/acts/casa-adcx-012-12-revocation-of-airworthiness-directives/documents"}}