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Welcome to the Future Flight Standards Hub

The Future Flight Standards Hub is designed to accelerate the development of Future Flight demonstrators and wider industry innovation based on emerging best practice, knowledge sharing, and standards support.

  • BSI Flex 1903 v2:2024-06 community preview

    This is an interactive version 2 of BSI Flex 1903. The aim of the standard is to create a lexicon of standard terms and acronyms used in this sector. Please note, content is still undergoing internal review and there may be minor changes at full publication.

    We welcome your engagement and comments on this version to help inform the development of the standard. We would also welcome general feedback including what terms could be considered for future versions and these can be made through our dedicated feedback page .

continuing airworthiness



  • Definition

    set of processes by which an aircraft, remote pilot station, engine, propeller or part conforms to the applicable airworthiness requirements and remains in a condition for safe operation throughout its operating life


    NOTE 1 “Remote pilot station” is synonymous with the term “command unit”, which is more commonly used in the UK and EU.

    NOTE 2 In the context of airworthiness, “part” refers to any element of a product, as defined by that product’s type design, and “product” refers to an aircraft, an engine or a propeller.

    NOTE 3 Attention is drawn to Commission Regulation (EU) No 1321/2014 [15] in relation to the airworthiness of aircraft and aeronautical products, parts and appliances.


    [SOURCE: ICAO, Annex 8 to the Convention on International Civil Aviation, Airworthiness of aircraft] [8]

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