{
  "url": "https://openlegislation.uk/air-navigation-general-third-amendment-regulations-1989/note",
  "json_url": "https://openlegislation.uk/air-navigation-general-third-amendment-regulations-1989/note.json",
  "legislation": "uksi/1989/669",
  "legislation_title": "The Air Navigation (General) (Third Amendment) Regulations 1989",
  "legislation_url": "https://openlegislation.uk/air-navigation-general-third-amendment-regulations-1989",
  "path": "note",
  "kind": "note",
  "number": null,
  "heading": "Explanatory note",
  "text": "(This note is not part of the Regulations)\nThese Regulations amend the Air Navigation (General) Regulations 1981. The Regulations eliminate the distinction between destination and alternate aerodromes for calculating the landing distances required by turbine-jet powered aeroplanes.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1989/669/note",
    "retrieved_at": "2026-10-29T15:45:28.145070+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."
}