# Commission Regulation (EU) No 748/2012 of 3 August 2012 laying down implementing rules for the airworthiness and environmental certification of aircraft and related products, parts and appliances, as well as for the certification of design and production organisations (recast) (Text with EEA relevance), Division 21.A.439: Production of repair parts

Extent: E+W+S+N.I.

Parts and appliances to be used for the repair shall be manufactured in accordance with production data based upon all the necessary design data as provided by the repair design approval holder:
(a)under Subpart F; or
(b)by an organisation appropriately approved in accordance with Subpart G; or
(c)by an appropriately approved maintenance organisation.

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Source: https://www.legislation.gov.uk/eur/2012/748/annex/I/section/A/division/subpart+m/division/21.a.439 (the official version)
Page: https://openlegislation.uk/eu-regulation-2012-748/annex-I/section-A/division-subpart+m/division-21.a.439
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.