# The Air Navigation Order 2016, Article 159: Maintenance of privileges of Flight Navigators' Licences


The holder of a United Kingdom Flight Navigator's Licence is not entitled to exercise the privileges of the licence on a flight to which article 111 applies unless—
(a) the licence has a certificate of revalidation; and
(b) the certificate is appropriate, issued and valid in accordance with Chapter 1 of Part 3 of Schedule 8.

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Source: https://www.legislation.gov.uk/uksi/2016/765/article/159 (the official version)
Page: https://openlegislation.uk/air-navigation-order-2016/article-159
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.