{"id":"F1996B00638","name":"Air Navigation (Aircraft Engine Emissions) Regulations","slug":"air-navigation-aircraft-engine-emissions-regulations","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":"277 of 1995","makingDate":null,"administeringDepartment":null,"currentVersion":{"id":28845,"registerId":"commonwealth-F1996B00638-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Part 1","sectionType":"part","heading":"Preliminary","content":"## Part 1—Preliminary","sortOrder":0},{"sectionNumber":"1","sectionType":"section","heading":"Citation","content":"#### 1 Citation\n\n  These Regulations may be cited as the Air Navigation (Aircraft Engine Emissions) Regulations.","sortOrder":1},{"sectionNumber":"2","sectionType":"section","heading":"Interpretation","content":"#### 2 Interpretation\n\n  In these Regulations, unless the contrary intention appears:\n\n> Annex 16 means Annex 16 to the Chicago Convention, as in force at the commencement of these Regulations.\n\n> authorised officer means an authorised officer appointed under regulation 7.\n\n> Authority means the Civil Aviation Authority established under the Civil Aviation Act 1988.\n\n> Commonwealth aircraft has the same meaning as it has in the Air Navigation Regulations.\n\n> foreign aircraft has the same meaning as it has in the Air Navigation Regulations.\n\n> operator, in relation to an aircraft, means a person:\n\n    (a) who flies or operates the aircraft; or\n    (b) on whose behalf the aircraft is flown or operated;\n  for a purpose mentioned in subregulation 2 (7) of the Civil Aviation Regulations.","sortOrder":2},{"sectionNumber":"3","sectionType":"section","heading":"Application","content":"#### 3 Application\n\n  (1) Subject to subregulation (2), these Regulations apply to an aircraft engaged in:\n    (a) international air navigation; or\n    (b) air navigation in relation to trade and commerce with other countries and among the States; or\n    (c) air navigation conducted by a foreign corporation or a trading or financial corporation formed within the limits of the Commonwealth; or\n    (d) air navigation within a Territory; or\n    (e) air navigation to or from a Territory; or\n    (f) any other air navigation that includes landing at, or taking off from, any place owned or acquired by the Commonwealth for public purposes; or\n    (g) if the aircraft is a Commonwealth aircraft—any air navigation.\n  (2) These Regulations do not apply to a state aircraft or, to the extent that it is engaged solely in international air navigation, a foreign aircraft.","sortOrder":3},{"sectionNumber":"Part 2","sectionType":"part","heading":"Aircraft to comply with Annex 16","content":"## Part 2—Aircraft to comply with Annex 16","sortOrder":4},{"sectionNumber":"4","sectionType":"section","heading":"Aircraft not to fly unless it complies with Annex 16","content":"#### 4 Aircraft not to fly unless it complies with Annex 16\n\n  (1) Subject to regulations 5 and 6, an aircraft must not be flown if:\n    (a) in the case of an aircraft the manufacture of which was completed after 18 February 1982:\n    (i) it does not comply with the fuel venting requirement specified in Part II of Volume II of Annex 16; and\n    (ii) it is fitted with an aircraft turbine engine; or\n    (b) it is fitted with a turbo‑jet or turbofan engine intended for aircraft propulsion at supersonic speeds:\n    (i) that does not comply with the requirements, relating to smoke emissions and gaseous emissions, specified in Part III of Volume II of Annex 16 to apply to that type of engine; and\n    (ii) the manufacture of which was completed on or after 18 February 1982; or\n    (c) it is fitted with a turbo‑jet or turbofan engine intended for aircraft propulsion only at subsonic speeds:\n    (i) that:\n    (A) in relation to smoke emissions—does not comply with the requirements specified in Part III of Volume II of Annex 16 to apply to that type of engine; and\n    (B) the manufacture of which was completed on or after 1 January 1983; or\n    (ii) that:\n    (A) in relation to gaseous emissions—does not comply with the requirements specified in Part III of Volume II of Annex 16 to apply to that type of engine; and\n    (B) has a rated output greater than 26.7 kilonewtons; and\n    (C) the manufacture of which was completed on or after 1 January 1986.\n  (2) If an aircraft is flown in contravention of this regulation, the operator of the aircraft is guilty of an offence.\n\nPenalty: 50 penalty units.\n\nNote: For the value of a penalty unit, see s. 4AA of the Crimes Act 1914. At the date of commencement of these Regulations, the value of 1 unit is $100.","sortOrder":5},{"sectionNumber":"5","sectionType":"section","heading":"Transitional arrangements","content":"#### 5 Transitional arrangements\n\n  Regulation 4 does not apply to an aircraft:\n    (a) of the kind described in paragraph 4 (1) (a)—if the aircraft:\n    (i) was registered under the Civil Aviation Regulations immediately before the commencement of these Regulations; and\n    (ii) continues to be so registered;\n    unless, if the aircraft was so designed and constructed as to prevent intentional fuel venting, a modification of the aircraft that occurs after the commencement of the Regulations allows intentional fuel venting; or\n    (b) in relation to an engine of the kind described in paragraph 4 (1) (b) or (c):\n    (i) if:\n    (A) the engine is of a type that was in the possession of the aircraft operator immediately before the commencement of these Regulations; and\n    (B) engines of that type have remained in the possession of the operator since the commencement of these Regulations and been in use for a purpose relating to the operation of the aircraft; or\n    (ii) if:\n    (A) the engine is of a type acquired by the operator after the commencement of these Regulations under a contract entered into by the operator before the commencement of these Regulations; and\n    (B) engines of that type have remained in the possession of the operator since that acquisition and been in use for a purpose relating to the operation of the aircraft.","sortOrder":6},{"sectionNumber":"6","sectionType":"section","heading":"Exempt aircraft","content":"#### 6 Exempt aircraft\n\n  (1) Application may be made to the Secretary for a permit to fly an aircraft referred to in regulation 4 although the aircraft does not comply with Annex 16.\n  (2) The Secretary or an authorised officer may grant the requested permit, in writing, if he or she is satisfied that:\n    (a) the historical significance of the aircraft justifies the permission; or\n    (b) the proposed air navigation will serve solely a public interest.\n  (3) A permission may be given subject to conditions to be met by the operator of the aircraft that the Secretary or authorised officer thinks appropriate for the purposes of these Regulations.\n  (4) If a permission is granted under paragraph (2) (b), it must specify the permitted air navigation and the period, not exceeding one month, during which the aircraft may be engaged in the permitted air navigation.\n  (5) If an aircraft in respect of which a permit is in force is flown in contravention of a condition of the permit, the permit is taken to be revoked and regulation 4 applies as if the permit had not been granted.\n  (6) If the Secretary or authorised officer decides not to grant a permit, or decides to revoke a permit, he or she must give written notice of the decision to the applicant within 28 days of receiving the application.","sortOrder":7},{"sectionNumber":"Part 3","sectionType":"part","heading":"General","content":"## Part 3—General","sortOrder":8},{"sectionNumber":"7","sectionType":"section","heading":"Authorised officers","content":"#### 7 Authorised officers\n\n  The Secretary may appoint, in writing, an officer of the Department or of the Authority to be an authorised officer for the purposes of these Regulations.","sortOrder":9},{"sectionNumber":"8","sectionType":"section","heading":"Service of Notices","content":"#### 8 Service of Notices\n\n  A notice referred to in these Regulations must be served on the operator of the aircraft to which it relates.","sortOrder":10},{"sectionNumber":"9","sectionType":"section","heading":"Review by Administrative Review Tribunal","content":"#### 9 Review by Administrative Review Tribunal\n\n  (1) Subject to the Administrative Review Tribunal Act 2024, application may be made to the Administrative Review Tribunal for review of a decision of the Secretary or an authorised officer:\n    (a) to refuse to grant, under subregulation 6 (2), a permit; or\n    (b) to impose, under subregulation 6 (3), a condition on a permit; or\n    (c) under subregulation 6 (4)—about:\n    (i) the permitted air navigation specified in a permit; or\n    (ii) the period specified in a permit as the period during which an aircraft may be engaged in a permitted air navigation; or\n    (d) to revoke a permit granted under subregulation 6 (2).\n  (2) A notice referred to in subregulation 6 (6) must include a statement to the effect that, except where subsection 28 (4) of that Act applies, application may be made for a statement under section 28 of the Act.\n  (3) Any failure to comply with subregulation (2) in relation to a decision does not affect the validity of the decision.","sortOrder":11}],"analysis":{"flash_summary":{"complexity_score":6,"scope_assessment":{"changed":false,"description":"The instrument is narrowly focused on making compliance with Annex 16 engine‑emission standards a condition for flying certain aircraft and engines within Australian jurisdictional reach, with defined transitional and permit exceptions. There is no textual indication that the instrument has broadened substantially beyond that original, technical regulatory purpose: it does not add unrelated policy areas, new taxation power, or expanded regulatory domains beyond aircraft engine emissions and related operational permissions (see regs 2–6)."},"complexity_factors":["Multiple cross‑references to external instruments: Annex 16 to the Chicago Convention, Civil Aviation Act 1988, Air Navigation Regulations, Civil Aviation Regulations and the Administrative Review Tribunal Act 2024 (regulations 2, 3, 7, 9).","Conditional prohibitions with nested date and engine‑type conditions in regulation 4 (different manufacture‑completion dates and separate smoke/gaseous emission tests for supersonic vs subsonic, and rated output threshold of 26.7 kN).","Transitional arrangements with nested ownership/possession and contract timing conditions in regulation 5 (paragraphs 5(b)(i) and 5(b)(ii)).","Discretionary permit regime with multiple decision grounds, ability to impose conditions, time limits for public‑interest permits, and automatic revocation on condition breach (regulation 6).","Enforcement and penalty linkage to the Crimes Act penalty‑unit valuation and a specific 50 penalty‑unit amount (regulation 4(2) and note).","Administrative procedural requirements and limited review rights tied to the Administrative Review Tribunal Act, including a mandatory notice content rule that does not affect decision validity (regulation 9(2)–(3)).","Relatively compact text but reliance on external technical standard (Annex 16) as fixed at commencement adds interpretive complexity when standards evolve."],"plain_english_summary":"**What this instrument does (mechanically)\n\n- Establishes that certain civil aircraft and aircraft engines must meet the international engine‑emission standards set out in Annex 16 to the Chicago Convention (see regulation 2 for the definition of \"Annex 16\") and makes it an offence to fly non‑complying aircraft in the circumstances set out (regulation 4).\n\n- Says which flights and aircraft the rules cover (regulation 3) and excludes state aircraft and certain foreign aircraft on international flights (regulation 3(2)).\n\n- Sets transitional exceptions for some existing aircraft and engines so that aircraft or engines already in an operator's possession or registered immediately before commencement are not automatically banned (regulation 5).\n\n- Creates a discretionary permit process so the Secretary (or an authorised officer) can allow a non‑complying aircraft to fly for limited reasons (historical significance or a sole public‑interest purpose) and attach conditions; public‑interest permits are time‑limited to at most one month (regulation 6).\n\n- Makes the operator criminally liable (penalty: 50 penalty units) for flying in breach of the prohibition (regulation 4(2)).\n\n- Provides for appointment of authorised officers, requires notices to be served on the operator, and gives a right to seek review of certain permit decisions by the Administrative Review Tribunal (regs 7–9).\n\nWho this affects\n\n- Aircraft operators (defined for these rules in regulation 2). Operators are the people or entities that fly or on whose behalf the aircraft is flown (regulation 2).\n\n- Aircraft owners and maintenance/parts suppliers, to the extent they supply or fit engines and modifications needed to meet Annex 16 standards (see regulation 4 requirements and regulation 5 transitional rules).\n\n- The Department Secretary and authorised officers, who grant permits, set conditions, appoint authorised officers and enforce the rules (regulations 6 and 7).\n\nWhy it matters (official purpose and practical implications)\n\n- Officially, the instrument enforces compliance with Annex 16 emission standards for aircraft engines operating under Australian jurisdictional reach (see regulations 2–4). That is the stated reason for the prohibitions and the regulatory architecture.\n\n- Practical implications and trade‑offs: who pays, who decides, and how behaviour is likely to change\n\n  - Who pays: aircraft operators bear the immediate compliance costs. Those costs may be direct (retrofitting, engine replacement, maintenance to meet Annex 16 limits) or indirect (grounding aircraft, changing fleet composition, administrative costs to apply for permits and comply with conditions) (regulations 4, 5 and 6).\n\n  - Who decides: the Secretary or an authorised officer decides permit applications and conditions, and authorised officers are appointed by the Secretary (regulations 6 and 7). The Administrative Review Tribunal can review certain decisions about permits (regulation 9), subject to the Tribunal Act.\n\n  - Behavioural changes and incentives: operators will avoid flying aircraft or engines that do not meet the Annex 16 requirements unless they obtain a permit (regulation 4). The transitional rules (regulation 5) create an incentive to keep existing engines/aircraft registered or in operator possession to preserve grandfathering rights; the rules also permit limited use of non‑complying aircraft for historically significant or public‑interest flights (regulation 6).\n\n  - Market and contractual effects: by requiring Annex 16 compliance for new‑manufacture dates and engine types (regulation 4), the regulations raise the effective operating cost of older, non‑compliant equipment and thus affect purchase/maintenance decisions, leasing markets and pricing for air services. Manufacturers and suppliers of compliant engines gain demand; operators of older equipment may face reduced asset values or conversion costs.\n\n  - Administrative burden and discretion: the permit regime is discretionary and allows conditions and short time limits for public‑interest uses (regulation 6). That discretion imposes administrative uncertainty on operators about whether and on what terms an exemption will be granted. The rules require written notice of negative permit decisions within 28 days (regulation 6(6)) and permit review (regulation 9), but the Secretary/authorised officer retains significant decision authority.\n\n  - Compliance and enforcement: the onus to avoid flying non‑complying aircraft sits with the operator; breach attracts criminal penalty (50 penalty units) (regulation 4(2)). Service of notices is required to be made on the operator (regulation 8).\n\nImplementation risks and limits\n\n- The regulations rely on an external technical standard (Annex 16) as in force at commencement (regulation 2). That ties substantive obligations to a moving technical text as at a specific date, which requires clarity about which edition applies and how changes to Annex 16 after commencement are treated (regulation 2).\n\n- The transitional rules (regulation 5) and the permit regime (regulation 6) create narrowly drawn carve‑outs that reduce immediate operational disruption but introduce complexity and scope for administrative discretion and litigation (review rights are provided under regulation 9).\n\n- The instrument does not itself set out technical testing, certification or monitoring procedures; it depends on enforcement and certification mechanisms (and on cross‑referenced aviation rules and Acts) to operationalise compliance.\n\nKey sections to look at\n\n- Definitions and the Annex 16 reference: regulation 2.\n- Scope: regulation 3.\n- Main prohibitions and penalties: regulation 4 (and penalty unit note).\n- Transitional grandfathering for existing aircraft/engines: regulation 5.\n- Permit exemptions, conditions and time limits: regulation 6.\n- Appointment of authorised officers and service of notices: regulations 7–8.\n- Review rights and procedural notice obligations: regulation 9.\n\nSummary conclusion (mechanical): the regulations make Annex 16 engine‑emission standards enforceable against a defined set of Australian‑relevant air operations, subject to transitional grandfathering and a narrow discretionary permit regime. Operators bear compliance costs; the Secretary/authorised officers exercise permitting discretion; and certain decisions are reviewable by the Administrative Review Tribunal (regs 4–6, 9)."},"kimi_summary":{"content_quality":"ok","complexity_score":4,"scope_assessment":{"changed":false,"description":"The legislation appears focused on its original purpose of implementing Annex 16 emission standards. The scope covers the expected categories of aircraft (international navigation, interstate trade, Commonwealth aircraft) with appropriate exemptions. No evidence of scope creep beyond environmental regulation of aircraft emissions."},"complexity_factors":["Multiple nested conditions in regulation 4 with date thresholds (February 1982, January 1983, January 1986) and engine specifications (supersonic vs subsonic, rated output thresholds)","Cross-references to external documents (Annex 16 to the Chicago Convention, Civil Aviation Regulations, Air Navigation Regulations) without reproducing their content","Defined terms rely on external legislation ('has the same meaning as in...')","Complex transitional arrangements in regulation 5 with multiple sub-conditions about possession, contracts, and modifications","Conditional offence structure with penalty note referencing separate legislation (Crimes Act 1914) for penalty unit values"],"plain_english_summary":"This legislation sets rules to limit pollution from aircraft engines in Australia. It requires certain aircraft to meet international standards for fuel venting, smoke emissions, and gaseous emissions (specifically Annex 16 of the Chicago Convention, which is the international treaty governing civil aviation).\n\n**Who it affects:**\n- **Aircraft operators** – people or companies flying or managing aircraft\n- **Specific aircraft types** – mainly those with turbine engines manufactured after certain dates in the 1980s, including:\n  - Aircraft with fuel venting issues (manufactured after February 1982)\n  - Supersonic jets (manufactured after February 1982)\n  - Subsonic jets with certain engine power ratings (manufactured after 1983 for smoke, or after 1986 for gaseous emissions)\n\n**What it does:**\n- **Bans non-compliant aircraft from flying** unless they meet the international emission standards\n- **Provides exemptions** for historical aircraft or flights serving public interest (with permits)\n- **Includes transitional protections** for aircraft already registered or engines already owned when the rules started\n- **Sets penalties** – operators face fines (50 penalty units, currently $5,000) for violations\n- **Allows review** – decisions about permits can be appealed to the Administrative Review Tribunal\n\n**Why it matters:**\nThis law helps Australia meet its international obligations to reduce aviation's environmental impact. It prevents excessive fuel dumping and limits harmful exhaust from jet engines, protecting air quality while balancing practical needs through exemptions for heritage aircraft and special circumstances."},"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"}},"importantCases":[],"_links":{"self":"/api/acts/air-navigation-aircraft-engine-emissions-regulations","history":"/api/acts/air-navigation-aircraft-engine-emissions-regulations/history","analysis":"/api/acts/air-navigation-aircraft-engine-emissions-regulations/analysis","conflicts":"/api/acts/air-navigation-aircraft-engine-emissions-regulations/conflicts","importantCases":"/api/acts/air-navigation-aircraft-engine-emissions-regulations/important-cases","documents":"/api/acts/air-navigation-aircraft-engine-emissions-regulations/documents"}}