Part 21 Manual of Standards Instrument 2016 (as amended)made under regulation 21.010D of the Civil Aviation Safety Regulations 1998.This compilation was prepared on 13 October 2026 taking into account amendments up to the Part 21 Manual of Standards Amendment Instrument 2026. It is a compilation of the Part 21 Manual of Standards Instrument 2016 as amended and in force on 13 October 2026.Prepared by the Advisory Section, Legal Services Branch, Legal Division, Civil Aviation Safety Authority, Canberra.Compilation No. 3.Contents
In this instrument:accredited conformity assessment body means a conformity assessment body that is accredited in accordance with ISO/IEC 17000.aeronautical data, for the purposes of Part 2, includes the following:(a) instructions for continued airworthiness;(b) the aircraft manufacturer’s maintenance manuals, including airworthiness limitations sections;(c) the pilot operating handbook (however described);(d) the flight manual (however described);(e) any other document that describes the operating limitations of the aircraft.Australian Sport Rotorcraft Association Gyroplane Specifications (Australia) means the specifications for gyroplanes published by the Australian Sport Rotorcraft Association and as in force from time to time.BCAR Part 31 – balloons (Britain) means Part 31 of the British Civil Airworthiness Requirements published by the Civil Aviation Authority of the United Kingdom and as in force from time to time.BCAR Q – airships (Britain) means Section Q of the British Civil Airworthiness Requirements published by the Civil Aviation Authority of the United Kingdom and as in force from time to time.BCAR Section S (Britain) means Section S of the British Civil Airworthiness Requirements published by the Civil Aviation Authority of the United Kingdom and as in force from time to time.BCAR Section T (Britain) means Section T of the British Civil Airworthiness Requirements published by the Civil Aviation Authority of the United Kingdom and as in force from time to time.BFU-95 (Germany) means the standard for ultralight aircraft published by German Aero Club e. V. as in force from time to time.CAO 101.54 – balloons (Australia) means Civil Aviation Order 101.54 as in force from time to time.certified, in relation to an appliance, means an accredited conformity assessment body has determined that the appliance manufacturer has demonstrated the ability to produce the appliance such that it complies with the requirements of a relevant technical standard.Class D external load has the meaning given by the Part 138 MOS.conformity assessment body means an organisation that determines whether an appliance complies with the requirements of a relevant technical standard.CS-LSA (EASA) means the Certification Specifications for Light Sport Aeroplanes published by EASA and as in force from time to time.CS-VLA (EASA) means the Certification Specifications for Very Light Aeroplanes published by EASA and as in force from time to time.CS-VLR (EASA) means the Certification Specifications for Very Light Rotorcraft published by EASA and as in force from time to time.Declaration of Conformity, in relation to an appliance, means a document issued by the appliance manufacturer that declares that the appliance complies with the applicable European Standards and EU directives.DS 1014E (Canada) means the Design Standards for Advanced Ultra-light Aeroplanes published by the Light Aircraft Manufacturers Association of Canada and as in force from time to time.EUROCAE means the European Organisation for Civil Aviation Equipment.European Standard means a technical specification that sets out consensus standards for appliances, including design, manufacturing, test and acceptance criteria, that is developed by an organisation, recognised by the European Union, that develops standards.FAA AC 21.17-1A – airships (USA) means the advisory circular AC 21.17-1A – Type Certification – Airships published by the Federal Aviation Authority of the United States of America on 25 September 1992 and as in force from time to time.FAR Part 31 – balloons (USA) means Part 31 of the FARs as in force from time to time.foreign non-civilian aircraft means an aircraft that was manufactured in accordance with the requirements of, and accepted for use by, the government, or a government agency (however described) of a foreign country, including, for example, its defence forces, police, paramilitary police, law enforcement bodies, intelligence services, coastguard, border patrol services or customs service.Note In some foreign countries these aircraft may be called ex-military aircraft, surplus aircraft, or public aircraft.human external cargo operation means any of the following operations, including training for such operations:(a) an external load operation conducted during a medical transport operation under Part 133 of CASR that involves winching a person;(b) a Class D external load operation under Part 138 of CASR.ISO/IEC 17000 means the international standard titled ISO/IEC 17000:2020 Conformity assessment — Vocabulary and general principles published by the International Organization for Standardization and as in force from time to time.JAR VLA (Joint Aviation Authorities) means the Joint Aviation Requirements for Very Light Airplanes published by the Joint Aviation Authorities of Europe and as in force from time to time.labelled, in relation to an appliance, means:(a) a label, symbol or other identifying mark of an accredited conformity assessment body has been attached to the appliance; and(b) the label indicates compliance with the relevant technical standard.LFT-UL (Germany) means the German standard LTF-UL for microlight aircraft issued by Luftfahrt-Bundesamt and as in force from time to time.listed, in relation to an appliance, means a method used by an accredited conformity assessment body to verify that the appliance has been certified.Example Some accredited conformity assessment bodies publish lists of certified appliances on an internet site.PICA 26 (Australia) means the PICA 26 design criteria published by CASA and as in force from time to time.rappelling has the meaning given by section 1.04 of the Part 138 MOS.relevant technical standard, in relation to an appliance, means a technical standard, approved by a national or international standards body, that applies to the appliance and is mentioned in any of the following:(a) the document titled NFPA 2500 Standard for Operations and Training for Technical Search and Rescue Incidents and Life Safety Rope and Equipment for Emergency Services, published in 2022 by the National Fire Protection Association (USA) and as in force from time to time;(b) a European Standard that relates to personal protective equipment against falls from a height and as in force from time to time;(c) an advisory circular issued by CASA, as in force from time to time.RTCA means RTCA, Inc.search and rescue operation has the meaning given by section 1.07 of the Part 138 MOS.special purpose operations has the meaning given by subregulation 21.025 (2) of CASR.type examination certificate means a document issued by an accredited conformity assessment body, certifying that an appliance design has undergone thorough type examination, testing and assessment and meets the requirements of the relevant European Standard and EU Directives.UL/2 PT2 (Czech Republic) means the design standards for aerodynamically controlled mircrolight aircraft published by Light Aircraft Association of the Czech Republic and as in force from time to time.Part 2 — Type certificates and type acceptance certificates
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