# The Air Navigation (Overseas Territories) Order 2013, Paragraph 33: Minimum height

Extent: E+W+S+N.I.

(1) Subject to paragraphs (2) and (3), an aircraft must not fly at a height of less than 1,000 feet above the highest obstacle within a distance of 5 nautical miles of the aircraft or, when over high terrain or in mountainous areas, at a height of less than 2000 feet, unless—
(a) it is necessary for the aircraft to do so in order to take off or land;
(b) the aircraft flies on a route notified for the purposes of this rule;
(c) the aircraft has been otherwise authorised by the competent authority in relation to the area over which the aircraft is flying; or
(d) the aircraft flies at an altitude not exceeding 3,000 feet above mean sea level and remains clear of cloud and with the surface in sight and in a flight visibility of at least 800 metres.
(2) The aircraft must comply with rule 5.
(3) Paragraph (1) does not apply to a helicopter that is air-taxiing or conducting manoeuvres in accordance with rule 6(i).

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Source: https://www.legislation.gov.uk/uksi/2013/2870/schedule/4/paragraph/33 (the official version)
Page: https://openlegislation.uk/air-navigation-overseas-territories-order-2013/schedule-4/paragraph-33
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.