{"id":"F2006B08018","name":"Airworthiness Directives 2004 - Revocation and Remaking - SAAB 2000 Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-saab-2000-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115083,"registerId":"commonwealth-F2006B08018-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Airworthiness Directives 2004 - Revocation and Remaking - SAAB 2000 Series Aeroplanes","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 20.2\ntitle: I, DAVID ALAN VILLIERS, delegate of the Civil Aviation Safety\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\n Airworthiness Directives 2004\n\n I, DAVID ALAN VILLIERS, delegate of the Civil Aviation Safety\n\n Authority, acting under subregulation 39.001 (1) of the Civil\n\n Aviation Safety Regulations 1998:\n\n (a) revoke the Airworthiness Directives mentioned in\n\n Schedule 1; and\n\n (b) make, as separate instruments, each Airworthiness\n\n Directive mentioned in Schedule 1 and attached.\n\n \n\n ![](image.001.png)\n\n David Villiers\n\n Delegate of the Civil Aviation Safety Authority\n\n \n\n  20 December 2004\n\n Note:   Each attached Airworthiness Directive is being re-made in exactly the\n\n same form as appears in the latest published edition of the Directive.\n\n \n\n\n Schedule 1 Revocation and Remaking of\n\n Airworthiness Directives\n\n SAAB 2000 Series Aeroplanes\n\n AD Name AD Number\n\n Emergency Pitch Trim System AD/SB2000/1\n\n Ceiling and Lavatory Fluorescent Lamps AD/SB2000/2\n\n Dual Shuttle Valve AD/SB2000/3\n\n \n","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The instrument states it revokes the listed Airworthiness Directives and re-makes each as a separate instrument \"in exactly the same form as appears in the latest published edition of the Directive\" (see operative paragraph and Note). On the face of the document, this is an administrative change of legal form only; it does not alter the substantive requirements or expand/restrict the technical scope of the listed ADs. The source does not identify any substantive amendments to scope or obligations."},"complexity_factors":["Legal authority reference (subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998) which conditions the delegate's power","Two-step administrative operation: revocation of listed ADs and re-making each as separate instruments","Multiple ADs listed (three) requiring separate instrument creation and attachment (Schedule 1)","Explicit preservation of substantive content (re-made \"in exactly the same form\"), which reduces substantive legal complexity but requires careful administrative handling","Limited transitional or procedural detail in the text about how the re-made instruments replace the revoked versions, increasing practical (administrative) ambiguity"],"plain_english_summary":"# What this instrument does\n\n- Mechanically, the delegate of the Civil Aviation Safety Authority uses power under subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998 to do two things: revoke a set of existing Airworthiness Directives (ADs) listed in Schedule 1, and then make each of those ADs again as separate instruments in the same form as their latest published editions (see text: \"acting under subregulation 39.001 (1)\"; \"revoke the Airworthiness Directives mentioned in Schedule 1; and make, as separate instruments, each Airworthiness Directive mentioned in Schedule 1 and attached.\"; and the Note that they are \"being re-made in exactly the same form\").\n\n- The ADs affected apply to SAAB 2000 series aeroplanes and are the three named items in Schedule 1: Emergency Pitch Trim System (AD/SB2000/1), Ceiling and Lavatory Fluorescent Lamps (AD/SB2000/2), and Dual Shuttle Valve (AD/SB2000/3) (see Schedule 1).\n\n# Who it affects and how\n\n- Decision-maker: a delegated officer of the Civil Aviation Safety Authority made and signed the instrument (David Villiers, Delegate of the Civil Aviation Safety Authority, dated 20 December 2004).\n\n- Primary affected parties: operators, owners, and maintenance organisations responsible for SAAB 2000 series aeroplanes that are subject to the listed ADs. The instrument changes the legal form of the ADs (revocation and re-making as separate instruments) but—by the instrument's own statement—does not change the substantive content of the ADs because each AD is being re-made \"in exactly the same form as appears in the latest published edition of the Directive.\" That implies substantive obligations in the ADs remain as previously published; the instrument itself does not add new technical requirements or relax existing ones (see Note).\n\n# Why it matters (claimed purpose and mechanical effects)\n\n- Stated purpose: to revoke and re-make the listed ADs as separate instruments. The text presents this as an administrative step (see main operative paragraph and Note).\n\n- Practical effects and trade-offs supported by the text:\n  - The instrument alters the legal status/form of the listed ADs (revocation of the previous instruments and creation of separate instruments) rather than changing the technical instructions, because it expressly re-makes them in the same form (Note). This is an administrative reissuance rather than a substantive amendment.\n  - Who pays: the text does not provide cost figures. Parties responsible for compliance with the listed ADs (aircraft operators/maintainers) remain the ones required to meet the directives; because the ADs are re-made in the same form, any compliance costs imposed by those ADs are not changed by this instrument itself (source does not quantify costs).\n  - Incentives and behaviour: the instrument centralises the decision in the delegate and effects an administrative record change. Operators must follow the ADs as published; the instrument does not, by its text, create new choices or alternative compliance paths.\n  - Administrative and implementation burden: the text indicates an administrative process (revocation and re-making as separate instruments). The Note implies the intent is to preserve existing obligations while changing legal form; the instrument does not describe transitional arrangements or paperwork required beyond the revocation/remaking statement.\n  - Bureaucratic discretion: the delegate acts under the cited subregulation (subregulation 39.001(1)); the instrument is an exercise of delegated power and does not, in its text, set additional decision criteria or standards.\n\n# What the source does not provide\n\n- The instrument does not provide cost estimates, compliance timelines, or procedural detail about how operators should record or retrieve the newly issued separate instruments. It also does not explain the administrative reasons for converting the ADs into separate instruments beyond the statement that they are being re-made in the same form.\n\n# Immediate takeaway\n\n- This instrument is an administrative revocation-and-reissue: it removes the prior versions of three SAAB 2000 ADs and reissues each as a separate instrument in the same substantive form. The delegate carries out this change under subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998. The substantive technical obligations of the listed ADs are not altered by the text of this instrument (see Note and Schedule 1)."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This instrument maintains identical scope to the original directives. The note explicitly states each directive is being remade \"in exactly the same form as appears in the latest published edition.\" This is purely a procedural reissuance, not an expansion of regulatory scope."},"complexity_factors":["Very short instrument (under 300 words)","Only 3 defined items in Schedule 1 (the three ADs being remade)","Simple binary structure: revoke (a) and remake (b)","No nested conditional logic or cross-references to other legislation beyond the enabling regulation (subregulation 39.001(1))","Explicit note confirming no substantive change to content","Single operative section with clear delegation chain"],"plain_english_summary":"This is a technical aviation safety instrument issued by the Civil Aviation Safety Authority (CASA) in December 2004. It does two things:\n\n**What it does:**\n- **Revokes** (cancels) three existing Airworthiness Directives for SAAB 2000 series aeroplanes\n- **Remakes** those same three directives as separate, standalone legal instruments\n\n**Who it affects:**\n- Owners and operators of SAAB 2000 series aircraft in Australia\n- Maintenance organisations servicing these aircraft\n- CASA itself (as the regulator)\n\n**Why it matters:**\nAirworthiness Directives are legally binding safety orders that require aircraft owners to fix specific defects or perform mandatory inspections. This instrument is essentially an administrative housekeeping exercise—reissuing existing safety requirements in a new format rather than changing the actual safety requirements themselves. The note at the bottom confirms the directives are being remade \"in exactly the same form\" as before.\n\nThe three specific safety issues covered are:\n- **Emergency Pitch Trim System** (AD/SB2000/1): Likely concerns backup flight controls\n- **Ceiling and Lavatory Fluorescent Lamps** (AD/SB2000/2): Likely fire safety or electrical issues in cabin fittings\n- **Dual Shuttle Valve** (AD/SB2000/3): Likely a hydraulic or pneumatic system component requiring inspection or replacement\n\nThis is part of CASA's broader program in 2004 to reorganise how Airworthiness Directives were structured and published."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-saab-2000-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-saab-2000-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-saab-2000-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-saab-2000-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-saab-2000-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-saab-2000-series-aeroplanes/documents"}}