{"id":"F2006B07784","name":"Airworthiness Directives 2004 - Revocation and Remaking - C.A.C. CA-28 (Ceres) Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-c-a-c-ca-28-ceres-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50592,"registerId":"commonwealth-F2006B07784-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Airworthiness Directives 2004 - Revocation and Remaking - C.A.C. CA-28 (Ceres) Series Aeroplanes","content":"Airworthiness Directives 2004\n\nI, DAVID ALAN VILLIERS, delegate of the Civil Aviation Safety\n\nAuthority, acting under subregulation 39.001 (1) of the Civil\n\nAviation Safety Regulations 1998:\n\n(a) revoke the Airworthiness Directives mentioned in\n\nSchedule 1; and\n\n(b) make, as separate instruments, each Airworthiness\n\nDirective mentioned in Schedule 1 and attached.\n\n![](image.001.png)\n\nDavid Villiers\n\nDelegate of the Civil Aviation Safety Authority\n\n20 December 2004\n\nNote: Each attached Airworthiness Directive is being re-made in exactly the\n\nsame form as appears in the latest published edition of the Directive.\n\n  \nSchedule 1 Revocation and Remaking of\n\nAirworthiness Directives\n\nC.A.C. CA-28 (Ceres) Series Aeroplanes\n\nAD Name AD Number\n\nAileron Outboard Mass Balance Weight Attachments - Modification AD/CERES/1 Amdt 1\n\nPropeller Counterweights - Modification AD/CERES/2 Amdt 1\n\nFuel Tank Vent - Modification AD/CERES/3 Amdt 1\n\nMixture Control Lever Quadrant - Modification AD/CERES/4 Amdt 1\n\nPilots Safety Harness Inertia Reel - Installation AD/CERES/5 Amdt 1\n\nAirframe - Inspection, Modification and Retirement AD/CERES/6 Amdt 2\n\nTurnover Truss - Modification AD/CERES/7 Amdt 1","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The legislation maintains its original narrow scope. It applies only to the C.A.C. CA-28 Ceres series aircraft and addresses the same seven specific airworthiness issues. The document explicitly states that each directive is being re-made 'in exactly the same form' as before, confirming no expansion of scope."},"complexity_factors":["Very short document (under 1 page of substantive content)","Only 1 defined term implicitly used (Airworthiness Directive)","No cross-references to other legislation beyond the enabling regulation (subregulation 39.001(1))","Simple binary structure: revoke old, make new","No conditional logic or exceptions","Tabular schedule with only 2 columns and 7 rows","Explicit statement that content is unchanged ('re-made in exactly the same form')"],"plain_english_summary":"CASA revokes and reissues seven Airworthiness Directives for the Australian C.A.C. CA-28 Ceres, canceling the old instruments and remaking them as separate legal instruments with no change to the safety requirements.  \n\nIt affects Ceres owners/operators, maintenance engineers, and custodians of preserved aircraft; this is administrative housekeeping to keep the rules current and legally enforceable."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"No substantive scope change. The delegate revokes the listed ADs and re‑makes each one in the same form (see the Note and Schedule 1), thereby preserving the existing technical requirements and obligations on C.A.C. CA-28 (Ceres) operators while changing only the administrative form of the instruments."},"complexity_factors":["Administrative re-issuance of multiple directives rather than substantive change (note: each AD is remade “in exactly the same form” as the latest published edition).","Technical compliance requirements (inspections, modifications, installations, retirement) impose operational and cost burdens on aircraft owners/operators (Schedule 1).","Legal authority and procedural formality hinge on a specific regulatory power (subregulation 39.001(1)), so correct statutory exercise and record-keeping matter.","Document/version control risk from revocation and separate re-making of several amended ADs (each AD has amendment history: Amdt 1, Amdt 2, etc.).","Interplay between attached instruments and the schedule creates modest cross-referencing complexity for operators and maintainers."],"plain_english_summary":"This instrument revokes a batch of existing Airworthiness Directives for C.A.C. CA-28 (Ceres) aeroplanes and re-issues each directive as a separate instrument in the same form. It affects owners and operators of those aircraft because it keeps in force the listed requirements (inspections, modifications, installations and retirements in Schedule 1); compliance action and costs fall on operators, while the measure is made by a CASA delegate under subregulation 39.001(1)."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-c-a-c-ca-28-ceres-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-c-a-c-ca-28-ceres-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-c-a-c-ca-28-ceres-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-c-a-c-ca-28-ceres-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-c-a-c-ca-28-ceres-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-c-a-c-ca-28-ceres-series-aeroplanes/documents"}}