{
  "url": "https://openlegislation.uk/eu-regulation-2012-748/annex-I/section-A/division-subpart+a/division-21.a.4",
  "json_url": "https://openlegislation.uk/eu-regulation-2012-748/annex-I/section-A/division-subpart+a/division-21.a.4.json",
  "legislation": "eur/2012/748",
  "legislation_title": "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)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2012-748",
  "path": "annex/I/section/A/division/subpart+a/division/21.a.4",
  "kind": "division",
  "number": "21.A.4",
  "heading": "Coordination between design and production",
  "text": "Each holder of a type-certificate, restricted type-certificate, supplemental type- certificate, UKTSO authorisation, approval of a change to type-certificate or approval of a repair design, shall collaborate with the production organisation as necessary to ensure:\n(a) the satisfactory coordination of design and production required by 21A.122, 21A.130(b)(3) and (4), 21A.133 and 21A.165(c)(2) and (3) as appropriate, and\n(b) the proper support of the continued airworthiness of the product, part or appliance.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Substituted by Commission Regulation (EU) No 69/2014 of 27 January 2014 amending Regulation (EU) No 748/2012 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 (Text with EEA relevance)."
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Word in Annex 1 point 21.A.4 substituted (31.12.2020) by The Aviation Safety (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/645), regs. 1, 195(4) (with Sch. 3) (as amended by S.I. 2019/1098, regs. 1(3), 12); 2020 c. 1, Sch. 5 para. 1(1)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2012/748/annex/I/section/A/division/subpart+a/division/21.a.4",
    "retrieved_at": "2026-11-01T14:49:15.996010+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}