{
  "url": "https://openlegislation.uk/draft-air-navigation-environmental-standards-order-2001/article-5",
  "json_url": "https://openlegislation.uk/draft-air-navigation-environmental-standards-order-2001/article-5.json",
  "legislation": "ukdsi/2001/0110390865",
  "legislation_title": "The Air Navigation (Environmental Standards) Order 2001",
  "legislation_url": "https://openlegislation.uk/draft-air-navigation-environmental-standards-order-2001",
  "path": "article/5",
  "kind": "article",
  "number": "5",
  "heading": "Issue of noise certificate by the Civil Aviation Authority and validity of noise certificate",
  "text": "(1) (a) The CAA shall issue a noise certificate in respect of any aircraft registered in the United Kingdom described in Column 1 of the Table in Schedule 2 if it is satisfied that the aircraft complies with the applicable standards specified or referred to in Column 2 of that Table in relation to the noise made by the aircraft.\n(b) For the purposes of sub-paragraph (a) the applicant for a certificate shall furnish such evidence and submit the aircraft to such flying trials and other tests as the CAA may require.\n(2) Except in respect of a microlight aeroplane, the CAA shall issue every noise certificate subject to a condition as to the maximum total weights at which the aircraft may land or take-off and may issue such a certificate subject to such other conditions relating to standards as to noise as it thinks fit.\n(3) Subject to paragraph (4) and article 16, a noise certificate issued under this article shall remain in force without limit of time.\n(4) A noise certificate issued under this article shall cease to be valid for the purposes of article 4:\n(a) if the aircraft or any part of it is modified in any way which affects the ability of the aircraft to comply with the noise standards required by this Order, except if such modification is in a manner and with material of a type approved by the CAA for the purposes of this Part of this Order either generally or in relation to a class of aircraft or to a particular aircraft;\n(b) until the satisfactory completion of any inspection or test of the aircraft required by the CAA to be made for the purpose of ascertaining whether the aircraft continues to comply with the noise standards required by this Order.\n(5) For the purposes of determining the noise standard applicable to an aircraft where the interval between:\n(a) the application for a type certificate and the first issue of a certificate of airworthiness for an aircraft of that type, or\n(b) the application for a change of type design and the first issue of a certificate of airworthiness for an aircraft of that type as modified,\nexceeds 5 years, the date on which the application for a type certificate or a change of type design was made shall, unless the CAA in a particular case otherwise directs, be deemed to be 5 years before the date of the first issue of the certificate of airworthiness.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/ukdsi/2001/0110390865/article/5",
    "retrieved_at": "2026-10-30T15:26:29.771460+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."
}