{
  "url": "https://openlegislation.uk/air-navigation-fourth-amendment-order-1993/note",
  "json_url": "https://openlegislation.uk/air-navigation-fourth-amendment-order-1993/note.json",
  "legislation": "uksi/1993/607",
  "legislation_title": "The Air Navigation (Fourth Amendment) Order 1993",
  "legislation_url": "https://openlegislation.uk/air-navigation-fourth-amendment-order-1993",
  "path": "note",
  "kind": "note",
  "number": null,
  "heading": "Explanatory note",
  "text": "(This note is not part of the Order)\nThis Order further amends the Air Navigation Order 1989.\nThe principal changes are:\n(1) Flights in the service of a police authority may be conducted under a police air operator’s certificate (PAOC) granted to the operator and in accordance with a police operations manual (article 2(1), (2), (5), (6) and (10)).\n(2) Aircraft flying in accordance with a PAOC are excepted from a number of provisions of the Order.\nThe principal exceptions are:\n(a) such aircraft are excepted from the requirement for twin engined aircraft of 5700 kg or less to carry two pilots (article 2(4));\n(b) group B and group A2 helicopters flying in accordance with a PAOC may fly over water (provided only specified categories of passenger are carried) for an extended period (article 2(8) and (9));\n(c) the commander of an aircraft flying in accordance with a PAOC need not demonstrate use of life jackets, ensure passengers and cabin baggage are properly secured or demonstrate emergency use of oxygen (article 2(13));\n(d) persons, articles and animals may be dropped from aircraft in accordance with a PAOC (article 2(14), (15), (16) and (17));\n(e) weapons and munitions of war may be carried in the passenger compartment of an aircraft flying in accordance with a PAOC provided the commander has been informed (article 2(18), (19) and (20));\n(f) an aircraft flying in accordance with a PAOC need not use a licensed aerodrome (article 2(21) and (22));\n(g) where required to be carried by an aircraft flying in accordance with a PAOC, a radio altimeter may have an audio warning capable of operating at a height selectable by the pilot (article 2(25)).",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1993/607/note",
    "retrieved_at": "2026-10-29T14:02:17.118494+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."
}