{"id":"F2006B07755","name":"Airworthiness Directives 2004 - Revocation and Remaking - Beechcraft 99 Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-beechcraft-99-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50495,"registerId":"commonwealth-F2006B07755-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 - Beechcraft 99 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\nBeechcraft 99 Series Aeroplanes\n\nAD Name AD Number\n\nElevator Spar - Inspection and Modification AD/BEECH 99/1\n\nStabiliser Actuator - Replacement AD/BEECH 99/2\n\nWing Attach Fittings, Bolts and Nuts AD/BEECH 99/3\n\nVertical Stabiliser Main Spar AD/BEECH 99/4\n\nMLG Drag Leg Lock Link Roll Pin AD/BEECH 99/5\n\nWing Structural Fatigue Limitations AD/BEECH 99/6\n\nPilot and Co-Pilot Chair Locking Mechanism AD/BEECH 99/7","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument explicitly states it is remaking the directives 'in exactly the same form' as previously published. This is a pure procedural renewal with no expansion of scope or substance."},"complexity_factors":["Very short instrument (under 300 words)","Only 1 defined term implicitly used (the subregulation reference)","No conditional logic or nested exceptions","Simple binary structure: revoke (a) and remake (b)","Schedule contains only a straightforward table with 7 rows and 2 columns","No cross-references to other legislation beyond the enabling subregulation","Explicit statement that content is unchanged ('exactly the same form')"],"plain_english_summary":"**What this legislation does:**\n\nThis instrument is a housekeeping measure for aviation safety. It **revokes and immediately remakes** seven existing Airworthiness Directives (ADs) for Beechcraft 99 series aeroplanes.\n\n**Who it affects:**\n- **Owners and operators** of Beechcraft 99 series aircraft\n- **Maintenance organisations** that service these planes\n- **Pilots** who fly them\n\n**Why it matters:**\nAirworthiness Directives are **legally binding safety orders** issued by the Civil Aviation Safety Authority (CASA). They require specific inspections, repairs, or modifications to address unsafe conditions in aircraft. This instrument doesn't change the actual safety requirements — it simply refreshes the legal authority under which they operate.\n\n**The seven directives cover critical safety issues:**\n- **Elevator spar** — structural inspection and modification\n- **Stabiliser actuator** — replacement requirements\n- **Wing attach fittings** — bolts and nuts inspection\n- **Vertical stabiliser main spar** — structural integrity\n- **Main landing gear drag leg** — roll pin replacement\n- **Wing structural fatigue** — operational limitations\n- **Pilot/co-pilot chairs** — locking mechanism checks\n\n**Key point:** The note confirms these are being remade \"in exactly the same form\" — so no new obligations are created. This is likely a procedural renewal to ensure the directives remain valid under current regulations."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument does not change the substantive scope of the listed Airworthiness Directives. It revokes each listed AD and remakes it in the same form as the latest published edition, so existing technical obligations and affected parties remain the same (subregulation 39.001 (1); Note; Schedule 1)."},"complexity_factors":["Administrative revocation and re-issuance only (Schedule 1) — no new technical requirements introduced.","Delegated authority used: instrument issued by CASA delegate under subregulation 39.001 (1) — limited decision-making complexity.","Multiple distinct instruments: seven Airworthiness Directives listed (Schedule 1) increases paperwork and tracking needs for operators.","Note states each remade directive is identical to the latest published edition — confirms no substantive change to obligations (Note).","Operational compliance burden is unchanged in substance but may increase administrative tracking for operators and maintenance organisations (Schedule 1; Note)."],"plain_english_summary":"This instrument, signed by a delegate of the Civil Aviation Safety Authority under subregulation 39.001 (1), revokes seven listed Airworthiness Directives for Beechcraft 99 series aeroplanes and remakes each as a separate instrument. The instrument states the remade directives are identical to the latest published editions. Owners, operators and maintenance organisations of Beechcraft 99 aircraft remain subject to the same technical requirements; the change is administrative and preserves existing compliance obligations."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-beechcraft-99-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-beechcraft-99-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-beechcraft-99-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-beechcraft-99-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-beechcraft-99-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-beechcraft-99-series-aeroplanes/documents"}}