{"id":"F2007L01835","name":"Airspace Regulations 2007","slug":"airspace-regulations-2007","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":"169 of 2007","makingDate":null,"administeringDepartment":null,"currentVersion":{"id":66633,"registerId":"commonwealth-F2007L01835-current","compilationNumber":null,"startDate":"2026-04-02","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":"Name of Regulations","content":"#### 1 Name of Regulations\n\n  These Regulations are the Airspace Regulations 2007.","sortOrder":1},{"sectionNumber":"3","sectionType":"section","heading":"Definitions","content":"#### 3 Definitions\n\n  In these Regulations:\n\n> Act means the Airspace Act 2007.\n\n> aerodrome has the same meaning as in section 3 of the Civil Aviation Act 1988.\n\n> aerodrome operator means a person, organisation or enterprise engaged in, or offering to engage in, the operation of an aerodrome.\n\n> AIP (short for Aeronautical Information Publication) has the same meaning as in the Air Services Regulations 2019.\n\n> aircraft has the same meaning as in section 3 of the Civil Aviation Act 1988.\n\n> aircraft operator, in relation to an aircraft, means a person, organisation or enterprise engaged in, or offering to engage in, the operation of the aircraft.\n\n> air traffic services has the same meaning as in the Air Services Regulations 2019.\n\n> Australian territory has the same meaning as in subsection 3(1) of the Air Services Act 1995.\n\n> class, in relation to airspace, means a classification applied to airspace under paragraph 5(1)(d).\n\n> control area means airspace to which a determination under paragraph 5(1)(c) applies.\n\n> controlled aerodrome means an aerodrome to which a determination under paragraph 5(1)(e) applies.\n\n> control zone means airspace to which a determination under paragraph 5(1)(b) applies.\n\n> danger area means an area declared to be a danger area under regulation 6.\n\n> designated air route means an air route designated under regulation 11.\n\n> designated airway means an airway designated under regulation 11.\n\n> facilities, in relation to a designated air route or designated airway, means services and aids used to facilitate the safe navigation of aircraft within the airspace of the air route or airway, including:\n\n    (a) visual and non‑visual aids along the air route or airway; and\n    (b) visual and non‑visual aids to approaching and landing at an aerodrome; and\n    (c) communications services; and\n    (d) meteorological services; and\n    (e) air traffic services.\n\n> flight has the same meaning as in the Civil Aviation Act 1988.\n\n> flight information area means airspace to which a determination under subparagraph 5(1)(a)(i) applies.\n\n> flight information region means airspace to which a determination under subparagraph 5(1)(a)(ii) applies.\n\n> flying training area means an area designated under regulation 8 to be a flying training area.\n\n> ICAO means the International Civil Aviation Organization referred to in the Chicago Convention.\n\n> military operating area means a type of danger area mentioned in paragraph 6(5C)(a).\n\n> NOTAM (short for Notice to Airmen) has the same meaning as in the Air Services Regulations 2019.\n\n> prohibited area means an area declared to be a prohibited area under regulation 6.\n\n> restricted area means an area declared to be a restricted area under regulation 6.\n\n> volume, in relation to airspace, means a volume of airspace defined by reference to specified horizontal and vertical points.\n\n> Note: Annex 11 of the Chicago Convention defines the following terms:\n\n> Note: Aerodrome. A defined area on land or water (including any buildings, installations and equipment) intended to be used either wholly or in part for the arrival, departure and surface movement of aircraft.\n\n> Note: Air traffic service. A generic term meaning variously, flight information service, alerting service, air traffic advisory service, air traffic control service (area control service, approach control service or aerodrome control service).\n\n> Note: Alerting service. A service provided to notify appropriate organizations regarding aircraft in need of search and rescue aid, and assist such organizations as required.\n\n> Note: Controlled aerodrome. An aerodrome at which air traffic control service is provided to aerodrome traffic.\n\n> Note: (Note.—The term “controlled aerodrome” indicates that air traffic control service is provided to aerodrome traffic but does not necessarily imply that a control zone exists.)\n\n> Note: Flight information region. An airspace of defined dimensions within which flight information service and alerting service are provided.\n\n> Note: Flight information service. A service provided for the purpose of giving advice and information useful for the safe and efficient conduct of flights.","sortOrder":2},{"sectionNumber":"Part 2","sectionType":"part","heading":"Airspace management","content":"## Part 2—Airspace management","sortOrder":3},{"sectionNumber":"4","sectionType":"section","heading":"Purpose of Part 2","content":"#### 4 Purpose of Part 2\n\n  The provisions of this Part are for the purpose of enabling CASA to perform the functions and exercise the powers in connection with the administration and regulation of Australian‑administered airspace.","sortOrder":4},{"sectionNumber":"5","sectionType":"section","heading":"Determination of airspace and controlled aerodromes etc","content":"#### 5 Determination of airspace and controlled aerodromes etc\n\n  (1) CASA may, in writing, make a determination on any of the following matters:\n    (a) that a volume of airspace is:\n    (i) a flight information area; or\n    (ii) a flight information region;\n    (b) that a volume of airspace extending upwards from ground or water to a specified altitude is a control zone;\n    (c) that a volume of airspace extending upwards from a specified altitude is a control area;\n    (d) that a volume of airspace is airspace classified, in accordance with Annex 11 to the Chicago Convention, as Class A, B, C, D, E, F or G;\n    (e) that an aerodrome is a controlled aerodrome.\n  (2) If a determination under paragraph (1)(d) provides that a volume of airspace of a specified class ceases to be airspace of that class and becomes airspace of another specified class, the determination must specify:\n    (a) one or more of the following:\n    (i) the dates or days on which the airspace is determined to be of a particular class;\n    (ii) the times when the airspace is determined to be of a particular class;\n    (iii) the class of the airspace on all other dates or days, and times, other than those specified under subparagraph (i) or (ii); or\n    (b) the conditions under which the volume of airspace of the specified class ceases to be airspace of that class and becomes airspace of another specified class.\n  (3) A determination made under this regulation must be made to take effect on, or after, the day on which the determination is published in the AIP or a NOTAM.\n  (4) Unless sooner revoked, a determination ceases to have effect:\n    (a) on the day, or on the day and time, specified in the determination; or\n    (b) on the day, or on the day and time, of the occurrence of an event specified in the determination; or\n    (c) in the circumstances specified in the determination.\n  (5) However, a determination in respect of:\n    (a) a flight information area or a flight information region; or\n    (b) a control area or a control zone; or\n    (c) airspace of any class; or\n    (d) a controlled aerodrome;\n  has no effect during any period in which relevant air traffic services are not provided.\n\n> Note: A determination made under this regulation is not subject to disallowance under section 42 of the Legislation Act 2003 (see regulations made for the purposes of paragraph 44(2)(b) of that Act).","sortOrder":5},{"sectionNumber":"6","sectionType":"section","heading":"Designation of prohibited, restricted or danger areas","content":"#### 6 Designation of prohibited, restricted or danger areas\n\n  Prohibited areas and restricted areas\n  (1) CASA may, in writing, make a declaration designating an area of Australian territory to be a prohibited area or a restricted area.\n\n> Note: Airspace of a prohibited or restricted area is a type of special use airspace.\n\n  (2) CASA must not declare an area to be a prohibited area unless, in the opinion of CASA, it is necessary for reasons of military necessity to prohibit the flight of aircraft over the area.\n  (3) CASA must not declare an area to be a restricted area unless, in the opinion of CASA, it is necessary to restrict the flight of aircraft over the area to aircraft flown in accordance with specified conditions in the interests of any of the following:\n    (a) public safety, including the safety of aircraft in flight;\n    (b) the protection of the environment;\n    (c) national security.\n  (5) A declaration made under subregulation (1):\n    (a) must specify an area by reference to its boundaries; and\n    (b) may specify the boundaries of an area to extend to a volume of airspace.\n  Danger areas\n  (5A) CASA may, in writing, make a declaration designating a volume of Australian‑administered airspace to be a danger area.\n\n> Note: A danger area is a type of special use airspace.\n\n  (5B) CASA must not declare a volume of airspace to be a danger area unless, in the opinion of CASA, activities dangerous to the flight of aircraft may exist in the area at specified times.\n  (5C) A declaration made under subregulation (5A) may designate a volume of airspace as:\n    (a) a type of danger area known as a military operating area, as specified in the declaration; or\n    (b) another type of danger area, as specified in the declaration; or\n    (c) a danger area of an unspecified type.\n  (5D) If paragraph (5C)(a) or (b) applies, the declaration may (subject to subregulation (5E)):\n    (a) impose conditions on the flight of aircraft in the area; and\n    (b) specify conditions and classes of aircraft for the purposes of paragraph (a) of this subregulation.\n  (5E) Conditions on the flight of aircraft in so much of the area as is outside Australian territory may only be imposed in relation to Australian aircraft.\n  (5F) A declaration made under subregulation (5A) must specify a volume of airspace by reference to its horizontal and vertical points.\n  Declarations made under this regulation\n  (6) A declaration made under this regulation does not take effect until published in accordance with regulation 7.\n  (7) Unless sooner revoked, a declaration ceases to have effect:\n    (a) on the day, or on the day and time, specified in the declaration; or\n    (b) on the day, or on the day and time, of the occurrence of an event specified in the declaration; or\n    (c) in the circumstances specified in the declaration.\n\n> Note: A declaration made under this regulation is not a legislative instrument (see paragraph (a) of item 1 of the table in section 7 of the Legislation (Exemptions and Other Matters) Regulation 2015).","sortOrder":6},{"sectionNumber":"7","sectionType":"section","heading":"Publication etc. of a designation","content":"#### 7 Publication etc. of a designation\n\n  (1) CASA must cause a declaration designating an area to be a prohibited area, a restricted area or a danger area to be published:\n    (a) if the declaration is to have effect for a period of 3 months or longer—in the AIP; or\n    (b) in any other case—in a NOTAM.\n  (2) Publication of a declaration of a restricted area must set out the conditions in accordance with which the flight of aircraft over the area is permitted.\n  (3) Publication of a declaration of a danger area must contain sufficient information about the nature of the danger to enable the pilot in command of an aircraft to take adequate precautions.\n  (3A) A declaration of a danger area that, in accordance with paragraph 6(5C)(a) or (b), specifies the area to be a military operating area or another type of area, must set out the conditions in accordance with which the flight of aircraft in the area is permitted.\n\n> Note: Consistent with Australia’s international obligations, conditions on the flight of aircraft in so much of the area as is outside Australian territory may only be imposed in relation to Australian aircraft.\n\n  (4) If a declaration of a prohibited area or restricted area is to have effect for a period of 3 months or longer, CASA must, as soon as practicable, notify ICAO and its member States of:\n    (a) the declaration of the area; and\n    (b) the location and boundaries of the area.","sortOrder":7},{"sectionNumber":"8","sectionType":"section","heading":"Designation of flying training areas","content":"#### 8 Designation of flying training areas\n\n  (1) CASA may, in writing, designate an area as a flying training area.\n  (2) CASA must not designate an area as a flying training area unless, in the opinion of CASA, there exists within or over the area flying training activity that is a potential danger to aircraft flying over the area.\n  (3) A designation:\n    (a) must specify an area by reference to its boundaries; and\n    (b) may specify the boundaries of a volume of airspace above that area to which the designation applies.\n  (4) A designation made under this regulation must be made to take effect on, or after, the day on which the designation is published in accordance with subregulation (6).\n  (5) Unless sooner revoked, a designation ceases to have effect:\n    (a) on the day, or on the day and time, specified in the designation; or\n    (b) on the day, or on the day and time, of the occurrence of an event specified in the designation; or\n    (c) in the circumstances specified in the designation.\n  (6) CASA must cause a designation of a flying training area to be published:\n    (a) if the designation is to have effect for a period of 3 months or longer—in the AIP; or\n    (b) in any other case—in a NOTAM.\n\n> Note: A designation made under this regulation is not subject to disallowance under section 42 of the Legislation Act 2003 (see regulations made for the purposes of paragraph 44(2)(b) of that Act).","sortOrder":8},{"sectionNumber":"9","sectionType":"section","heading":"Particulars of air traffic services","content":"#### 9 Particulars of air traffic services\n\n  (1) CASA must cause to be published, in the AIP or a NOTAM, details of the air traffic services that are to be provided, in accordance with Annex 11 to the Chicago Convention, for:\n    (a) a flight information area or a flight information region; or\n    (b) a control area or a control zone; or\n    (c) airspace of any class; or\n    (d) a controlled aerodrome;\n  including details of the manner in which the services are to be provided.\n  (2) CASA may make a determination that the air traffic services to be provided for the following airspace are services that are at variance with air traffic services that would otherwise be provided for the airspace in accordance with Annex 11 to the Chicago Convention:\n    (a) airspace above an area of Australian territory declared under subregulation 6(1) to be a restricted area;\n    (b) a volume of airspace declared under subregulation 6(5A) to be a danger area.\n\n> Note: A determination made under this subregulation is not a legislative instrument (see paragraph (b) of item 1 of the table in section 7 of the Legislation (Exemptions and Other Matters) Regulation 2015).\n\n  (3) CASA must cause details of air traffic services provided under subregulation (2) to be published in the AIP or a NOTAM.","sortOrder":9},{"sectionNumber":"10","sectionType":"section","heading":"Notice of unavailability of air traffic services","content":"#### 10 Notice of unavailability of air traffic services\n\n  (1) If CASA is aware of any period during which air traffic services are not to be provided for:\n    (a) a flight information area or a flight information region; or\n    (b) a control area or a control zone; or\n    (c) airspace of any class; or\n    (d) a controlled aerodrome;\n  CASA must cause a notice, giving details of the unavailability of the services, to be published in the AIP or a NOTAM.\n  (2) A notice giving details of the unavailability of air traffic services need not be published if it is not practicable to do so.","sortOrder":10},{"sectionNumber":"11","sectionType":"section","heading":"Designation of air routes and airways","content":"#### 11 Designation of air routes and airways\n\n  (1) CASA may, in writing, designate air routes and airways in Australian‑administered airspace.\n  (2) CASA may, in writing, determine the conditions that apply to the use of a designated air route or airway.\n  (3) A designation or determination made under this regulation must be made to take effect on, or after, the day on which the designation or determination is published in the AIP or a NOTAM.\n\n> Note: A designation or determination made under this regulation is not subject to disallowance under section 42 of the Legislation Act 2003 (see regulations made for the purposes of paragraph 44(2)(b) of that Act).","sortOrder":11},{"sectionNumber":"12","sectionType":"section","heading":"Directions relating to air routes, airways and facilities","content":"#### 12 Directions relating to air routes, airways and facilities\n\n  (1) CASA may, in writing, give directions in connection with the use or operation of:\n    (a) a designated air route or airway; or\n    (b) air route or airway facilities.\n  (2) A direction made under this regulation must be made to take effect on, or after, the day on which the direction is published in the AIP or a NOTAM.\n\n> Note: A direction given under this regulation is not subject to disallowance under section 42 of the Legislation Act 2003 (see regulations made for the purposes of paragraph 44(2)(b) of that Act).","sortOrder":12},{"sectionNumber":"13","sectionType":"section","heading":"Delegation","content":"#### 13 Delegation\n\n  (1) CASA may, in writing, delegate to a person mentioned in subregulation (1A) any functions or powers under regulation 6, 7, 10, 11 or 12.\n  (1A) For subregulation (1), the person is any of the following:\n    (a) a member of the staff of CASA;\n    (b) an approved provider of air traffic services;\n    (c) a member of the personnel of an approved provider of air traffic services.\n  (1B) CASA may, in writing, delegate to a member of the staff of CASA holding or performing the duties of a position equivalent to, or higher than, an Executive Level 1 position, any functions or powers under regulation 5 or 8, subregulation 9(2) or regulation 14.\n  (2) A delegation under this regulation is subject to the same conditions and obligations to which the performance of the function or the exercise of the power by CASA would be subject if CASA performed the function or exercised the power.\n  (3) In this regulation:\n\n> approved provider of air traffic services means either of the following:\n\n    (a) an ATS provider within the meaning of regulation 172.015 of the Civil Aviation Safety Regulations 1998;\n    (b) the Australian Defence Force.","sortOrder":13},{"sectionNumber":"14","sectionType":"section","heading":"Obtaining information","content":"#### 14 Obtaining information\n\n  (1) Subject to subregulation (2), CASA may, by written notice, require:\n    (a) the operator of an aerodrome; or\n    (b) the owner of an aircraft; or\n    (c) the aircraft operator; or\n    (d) the provider of air traffic services;\n  to give to CASA, or a person specified in the notice, information or documentation specified in the notice.\n  (2) CASA may require information or documentation to be given only if the information or documentation specified in the notice:\n    (a) is in the possession, custody or control of the operator, owner or provider; and\n    (b) is reasonably necessary to allow CASA to conduct regular reviews under section 13 of the Act and regulation 15.\n  (3) An operator, owner or provider that has been served with a notice under this regulation must comply with the notice within 28 days after the date of service.\n\nPenalty: 50 penalty units.\n\n> Note: Section 28A of the Acts Interpretation Act 1901 deals with the ways a document may be served.\n\n  (4) An offence under subregulation (3) is an offence of strict liability.","sortOrder":14},{"sectionNumber":"15","sectionType":"section","heading":"Review of instruments","content":"#### 15 Review of instruments\n\n  (1) This regulation applies to the following instruments:\n    (a) a declaration, designation, determination or direction made under this Part;\n    (b) an instrument continued in effect by subregulation 17(1);\n    (c) an instrument mentioned in subregulation 17(3) in respect of which CASA has exercised a power under this Part in accordance with subregulation 17(3) or (4).\n  (2) CASA must cause an instrument to which this regulation applies to be reviewed at least once in each period of 5 years after the instrument is made.\n  (3) The person carrying out the review must prepare a report setting out the process, and the results, of the review for each instrument reviewed.\n  (4) The Minister may request a copy of any report prepared under subregulation (3).","sortOrder":15},{"sectionNumber":"Part 3","sectionType":"part","heading":"Miscellaneous","content":"## Part 3—Miscellaneous","sortOrder":16},{"sectionNumber":"16","sectionType":"section","heading":"Offence of contravening instrument","content":"#### 16 Offence of contravening instrument\n\n  (1) A person must not do any act that contravenes a requirement or condition of any instrument mentioned in subregulation 15(1).\n\nPenalty: 50 penalty units.\n\n  (2) A person must not fail to do any act required by any instrument mentioned in subregulation 15(1).\n\nPenalty: 50 penalty units.\n\n  (3) An offence under subregulation (1) or (2) is an offence of strict liability.","sortOrder":17},{"sectionNumber":"Part 4","sectionType":"part","heading":"Transitional","content":"## Part 4—Transitional","sortOrder":18},{"sectionNumber":"17","sectionType":"section","heading":"Transitional","content":"#### 17 Transitional\n\n  (1) If:\n    (a) an instrument made, granted or issued by Airservices Australia under, or for the purposes of, a provision of Part 2 of the Air Services Regulations 1995 (the repealed provision) was in effect immediately before the commencement of this provision (the commencement date); and\n    (b) the repealed provision is one to which a provision of these Regulations corresponds;\n  the instrument continues to have effect on and after the commencement date as if it had been made, granted or issued by CASA for the purposes of that corresponding provision.\n  (2) If:\n    (a) any act done, step taken or decision made (not being the making, granting or issuing of an instrument) by Airservices Australia under, or for the purposes of, a provision of Part 2 of the Air Services Regulations 1995 (the repealed provision) was in effect immediately before the commencement of this provision (the commencement date); and\n    (b) the repealed provision is one to which a provision of these Regulations corresponds;\n  the act, step or decision continues to have effect on and after the commencement date as if it had been done, taken or made by the appropriate person under, or for the purposes of, that corresponding provision.\n  (3) CASA may exercise any power under Part 2 in relation to:\n    (a) a civil aviation instrument; or\n    (b) an amended civil aviation instrument; or\n    (c) any aerodrome or airspace to which an instrument mentioned in paragraph (a) or (b) applies;\n  as if that instrument had been made under the corresponding provision in Part 2.\n  (4) The powers referred to in subregulation (3) include, in the case of an instrument to which paragraph 10(1)(b) of the Civil Aviation Legislation Amendment Act 1995 applies, power to vary or revoke the instrument.\n  (5) In subregulation (3):\n\n> amended civil aviation instrument means a civil aviation instrument as amended by Airservices Australia exercising a power under a provision of Part 2 of the Air Services Regulations 1995, as in force immediately before its repeal, in accordance with regulation 7.05 of those regulations.\n\n> civil aviation instrument means an instrument:\n\n    (a) made under regulation 87, 99, 99AA, 140 or 141 of the Civil Aviation Regulations 1988; and\n    (b) continued in effect by section 10 of the Civil Aviation Legislation Amendment Act 1995.","sortOrder":19},{"sectionNumber":"18","sectionType":"section","heading":"Transitional—saving of determinations","content":"#### 18 Transitional—saving of determinations\n\n  A determination made under subregulation 9(2) of the Airspace Regulations 2007 that was in force immediately before the commencement of the Airspace Amendment (Danger Areas) Regulations 2023 has effect, after that commencement, as if it had been made under subregulation 9(2) of the Airspace Regulations 2007 as amended by that instrument.","sortOrder":20}],"analysis":{"flash_summary":{"complexity_score":6,"scope_assessment":{"changed":true,"description":"The Regulations centralise operational authority over a range of airspace instruments in CASA and preserve earlier instruments made by Airservices Australia by treating them as if made by CASA. Transitional provisions continue instruments and acts made under the previous Airservices framework and allow CASA to exercise powers (including variation or revocation) over those instruments as if CASA had made them (reg 17(1)–(4); reg 18). The text therefore changes the administrative scope by vesting CASA with the active role of making and reviewing the airspace determinations, declarations and designations covered by Part 2, and by setting the publication, delegation, review and enforcement mechanics that apply to those instruments (reg 5; reg 6; reg 8; reg 11; reg 13; reg 15)."},"complexity_factors":["Multiple types of instruments (determinations, declarations, designations, directions) with different purposes and procedural triggers (reg 5; reg 6; reg 8; reg 11; reg 12).","Wide discretionary language requiring CASA’s opinion for key steps (military necessity, public safety, environmental protection, national security, dangerous activities) (reg 6(2)–(3); reg 6(5B); reg 8(2)).","Publication rules linking effect to AIP/NOTAM timing and different publication channels depending on duration (reg 5(3); reg 7(1); reg 8(6); reg 11(3); reg 12(2)).","Interplay with international standards (ICAO Annex 11) and explicit power to provide services at variance with those standards for certain areas (reg 9(1)–(3)).","Delegation framework allowing CASA to delegate many powers to staff and approved providers including the ADF, adding layers of operational actors (reg 13(1)–(1A)).","Strict liability offences and a fixed monetary penalty (50 penalty units) for information non‑compliance and instrument contravention (reg 14(3); reg 16(1)–(3)).","Transitional provisions that preserve and convert prior Airservices instruments into CASA instruments, preserving legacy instruments and creating mapping complexity (reg 17–18).","Review and reporting obligations (5‑year minimum) that create recurring administrative processes and interactions with the Minister (reg 15(2)–(4)).","Conditional effect where some determinations have no effect when air traffic services are not provided (reg 5(5)).","Territorial limits on conditions for areas outside Australian territory—conditions may apply only to Australian aircraft (reg 6(5E); reg 7 note)."],"plain_english_summary":"### What these Regulations do, in simple terms\n\n- The Regulations give the Civil Aviation Safety Authority (CASA) the legal power to set up, change and publish how Australian‑administered airspace is organised and used. That includes marking volumes of airspace as types such as flight information regions, control zones/areas, classes A–G airspace, controlled aerodromes, air routes and airways (reg 5(1); reg 11(1)).\n\n- CASA can also declare special‑use areas where flight is prohibited, restricted, or potentially dangerous (prohibited areas, restricted areas, danger areas) and can designate flying training areas (reg 6(1), (5A); reg 8(1)). Those declarations must be published before they take effect (reg 6(6); reg 7).\n\n- When CASA sets or changes airspace classification, designations or service arrangements, those decisions take effect only when published in the Aeronautical Information Publication (AIP) or by Notice to Airmen (NOTAM) (reg 5(3); reg 11(3); reg 12(2)). For declarations lasting 3 months or more, they must appear in the AIP; otherwise they appear in a NOTAM (reg 7(1); reg 8(6)).\n\n- CASA must publish what air traffic services will be provided and how they will be provided (reg 9(1)). CASA can also determine that, for certain restricted or danger areas, the services provided will differ from the international standard in Annex 11 of the Chicago Convention; CASA must publish those variations (reg 9(2)–(3)).\n\n- CASA may give directions about the use or operation of designated air routes, airways and their facilities (reg 12(1)). CASA may delegate many of these powers to senior CASA staff, approved air traffic service providers or Australian Defence Force personnel (reg 13(1)–(1A)).\n\n- CASA can require information and documents from aerodrome operators, aircraft owners, aircraft operators and providers of air traffic services where that material is in their possession and reasonably necessary for CASA's 5‑year reviews (reg 14(1)–(3); reg 15(2)). Recipients must comply within 28 days or face a penalty (50 penalty units) and the offence is strict liability (reg 14(3)–(4)).\n\n- It is an offence to do, or to fail to do, anything that contravenes the requirements or conditions of instruments covered by the Regulations (e.g. declarations, determinations, directions). Those offences carry penalties of 50 penalty units and are strict liability (reg 16(1)–(3)).\n\n- Instruments made under this Part must be reviewed at least once every 5 years; the reviewer must prepare a report and the Minister may request a copy (reg 15(2)–(4)).\n\n- Transitional provisions preserve instruments and decisions made under earlier Airservices arrangements and allow CASA to treat them as if made by CASA under these Regulations (reg 17–18).\n\n\nWho decides\n\n- CASA decides whether to create or change airspace classifications, designate air routes/airways, declare prohibited/restricted/danger/flying training areas, and set conditions on their use (reg 5; reg 6; reg 8; reg 11). Many of these powers are expressed as discretionary (“may”) powers; some declarations require CASA to hold a particular view before acting (for example, \"in the opinion of CASA\" clauses at reg 6(2), 6(3), 6(5B), 8(2)). CASA may delegate to specified staff and approved providers (reg 13).\n\nWho pays / who bears the compliance burden\n\n- Aerodrome operators, aircraft owners and operators, and providers of air traffic services carry the practical compliance obligations. They must comply with published conditions for use of airspace and must provide information and documents when lawfully required (reg 6(5D); reg 7(2)–(3A); reg 14(1)–(3)). Failure to comply can attract penalties (reg 14(3); reg 16(1)–(3)).\n\nMechanics and limitations worth noting (implementation, costs and discretion)\n\n- Publication is the trigger: most instruments only take effect when published in the AIP or a NOTAM (reg 5(3); reg 6(6); reg 11(3); reg 12(2); reg 8(4)). This makes timely publication operationally important.\n\n- Some declarations have substantive limits. For example, prohibited areas require CASA’s opinion of military necessity (reg 6(2)); restricted areas require CASA’s opinion that restrictions are necessary for public safety, environmental protection or national security (reg 6(3)); danger areas require CASA’s opinion that dangerous activities may exist (reg 6(5B)). Where danger areas extend outside Australian territory, conditions can only be imposed on Australian aircraft (reg 6(5E); reg 7 note).\n\n- Airspace instruments may be temporary or time‑conditioned. Determinations changing airspace class must specify dates/times or conditions for the change (reg 5(2)). Declarations and designations can be time‑limited and cease on specified events or circumstances (reg 5(4); reg 6(7); reg 8(5)).\n\n- CASA may lawfully provide services that differ from ICAO Annex 11 for restricted or danger areas and must publish those differences (reg 9(2)–(3)). Some instruments and determinations are explicitly not legislative instruments and are not subject to parliamentary disallowance (see notes after reg 5, reg 6, reg 8, reg 9, reg 11, reg 12). That affects the formal oversight route for those instruments.\n\n- CASA must review instruments at least every 5 years and keep records of the review process and results; the Minister may request review reports (reg 15(2)–(4)).\n\n- Transitional rules keep previous Airservices instruments and decisions in force by treating them as if CASA had made them; CASA can also exercise powers to vary or revoke such instruments (reg 17(1)–(4); reg 18).\n\n\nPractical effects on behaviour (mechanical, not normative)\n\n- Pilots and operators must check the AIP and NOTAMs for current airspace classifications, prohibitions, restrictions, danger areas and published service levels before and during flight operations (reg 5(3); reg 7; reg 9(1); reg 10(1)).\n\n- Aerodrome operators, aircraft owners/operators and service providers must retain and be able to produce information and records reasonably necessary for CASA reviews when served a written notice (reg 14(1)–(3)).\n\n- CASA has delegated and discretionary pathways to make operational decisions quickly (delegation at reg 13; publication/NOTAM timing provisions across Part 2), while retaining requirements for periodic review (reg 15).\n\n\nKey penalties and enforcement\n\n- Failure to comply with an information notice: 50 penalty units; strict liability (reg 14(3)–(4)).\n- Contravening or failing to comply with conditions of instruments under this Part: 50 penalty units; strict liability (reg 16(1)–(3)).\n\n\nPrimary trade‑offs, implementation risks and opportunity costs (source‑grounded)\n\n- Centralisation of decision‑making in CASA with broad delegation and discretion (reg 5; reg 13) reduces the number of separate instruments but concentrates practical decision power (see reg 17 transitional continuation of prior instruments). This creates dependence on CASA’s timely publication systems (AIP/NOTAM) for effect (reg 5(3); reg 7(1)).\n\n- The Regulations require documentation and periodic review (reg 15) which creates ongoing compliance and administrative costs for CASA and for entities required to supply information (reg 14). Those entities bear penalties for non‑compliance (reg 14(3); reg 16).\n\n- Several provisions hinge on CASA’s subjective opinion (e.g. military necessity, public safety, environmental protection, national security, dangerous activities) (reg 6(2)–(3), 6(5B), 8(2)). That gives CASA scope to act across a range of circumstances but also places emphasis on how CASA exercises and records those opinions (reg 15 review and reporting obligations).\n\n- Some instruments are explicitly not legislative instruments and are not subject to parliamentary disallowance (notes following regs). That affects formal parliamentary oversight mechanisms (see notes to reg 5, reg 6, reg 8, reg 9, reg 11, reg 12)."},"kimi_summary":{"content_quality":"ok","complexity_score":5,"scope_assessment":{"changed":false,"description":"The legislation appears to maintain its original scope of airspace management. The transitional provisions in Part 4 and the 2023 amendment reference in regulation 18 show the legislation has been updated over time, but the core purpose of enabling CASA to administer Australian airspace remains consistent."},"complexity_factors":["21 defined terms in section 3, many cross-referencing other legislation (Civil Aviation Act 1988, Air Services Regulations 2019, Air Services Act 1995)","Multiple nested conditions for when determinations take effect and cease to have effect (regulations 5, 6, 8)","Complex transitional provisions in Part 4 referencing repealed regulations and continued instruments","Exceptions to general rules (e.g., regulation 6(5E) limiting conditions outside Australian territory to Australian aircraft only)","Multiple publication requirements with different triggers (3 months or longer vs shorter periods)","Delegation provisions with different delegate classes for different regulations","Interaction with international obligations (Chicago Convention, ICAO)"],"plain_english_summary":"These regulations give CASA (the Civil Aviation Safety Authority) the power to manage Australian airspace. They set out how CASA can classify airspace (like control zones, flight information regions, and different classes A-G), designate restricted or prohibited areas for safety or military reasons, create danger areas where flying might be hazardous, and establish training areas and air routes. The regulations also require CASA to publish these decisions in aviation publications so pilots know the rules, review these decisions every 5 years, and include penalties for people who don't follow the requirements."}},"importantCases":[],"_links":{"self":"/api/acts/airspace-regulations-2007","history":"/api/acts/airspace-regulations-2007/history","analysis":"/api/acts/airspace-regulations-2007/analysis","conflicts":"/api/acts/airspace-regulations-2007/conflicts","importantCases":"/api/acts/airspace-regulations-2007/important-cases","documents":"/api/acts/airspace-regulations-2007/documents"}}