{
  "url": "https://openlegislation.uk/air-navigation-order-2016/article-57",
  "json_url": "https://openlegislation.uk/air-navigation-order-2016/article-57.json",
  "legislation": "uksi/2016/765",
  "legislation_title": "The Air Navigation Order 2016",
  "legislation_url": "https://openlegislation.uk/air-navigation-order-2016",
  "path": "article/57",
  "kind": "article",
  "number": "57",
  "heading": "Extension of a national airworthiness review certificate of certain aircraft which are not in a controlled environment",
  "text": "(1) Subject to paragraph (2), this article applies to any aircraft which is not in a controlled environment and which has a maximum total weight authorised of 2,730kg or less.\n(2) This article does not apply to any commercial air transport aircraft, public transport aircraft or non-military State aircraft.\n(3) The validity period of a national airworthiness review certificate of an aircraft to which this article applies may be extended in accordance with paragraphs (4) and (5), on a maximum of two occasions, for a period of 12 months on each occasion.\n(4) The validity period of a national airworthiness review certificate may be extended by—\n(a) an appropriately licensed engineer;\n(b) a continuing airworthiness management organisation approved in accordance with article 61; or\n(c) an aeroplane and rotorcraft maintenance organisation approved in accordance with article 62.\n(5) The validity period of a national airworthiness review certificate may be extended only when the person who is to extend it is satisfied that it is proper to do so after carrying out an annual review.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2016/765/article/57",
    "retrieved_at": "2026-10-28T23:21:35.381803+00:00",
    "licence": "OGL-UK-3.0",
    "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."
  }
}