# The Air Navigation (Overseas Territories) Order 2013, Paragraph 51: Free balloons at night

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

A free balloon flying at night must display a steady red light of at least five candela showing in all directions, suspended not less than 5 metres and not more than 10 metres below the basket, or if there is no basket, below the lowest part of the balloon.

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Source: https://www.legislation.gov.uk/uksi/2013/2870/schedule/4/paragraph/51 (the official version)
Page: https://openlegislation.uk/air-navigation-overseas-territories-order-2013/schedule-4/paragraph-51
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.