# The A406 Trunk Road (Brent) Red Route (Prohibited Turn) Traffic Order 1997, Article 4: Prohibited turn


Nothing in article 3 shall apply—
(a) to anything done with the permission or at the direction of a police constable in uniform or a traffic warden; or
(b) to a vehicle being used for fire brigade, ambulance or police purposes.

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Source: https://www.legislation.gov.uk/uksi/1997/1224/article/4 (the official version)
Page: https://openlegislation.uk/a406-trunk-road-brent-red-route-prohibited-turn-traffic-order-1997/article-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.