# The Rules of the Air Regulations 2015, Paragraph 6: Test flying over congested areas

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

(1) Subject to paragraph (2), an aircraft to which this rule applies must not fly over a congested area of any city, town or settlement other than to the extent necessary in order to take off or land in accordance with normal aviation practice.
(2) Paragraph (1) does not apply if the CAA has given its written permission for the flight over the congested area.
(3) This rule applies to an aircraft that—
(a) does not have a valid certificate of airworthiness in force; and
(b) is flying for the purpose of—
(i) experimenting with or testing–
(aa) the aircraft; or
(bb) any engines or equipment installed or carried in the aircraft; or
(ii) enabling the aircraft to qualify for–
(aa) the issue or validation of a certificate of airworthiness;
(bb) the approval of a modification of the aircraft; or
(cc) the issue of a permit to fly.

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Source: https://www.legislation.gov.uk/uksi/2015/840/schedule/1/paragraph/6 (the official version)
Page: https://openlegislation.uk/rules-of-the-air-regulations-2015/schedule-1/paragraph-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.