# The Poole Harbour Revision Order 2012, Paragraph 18

Extent: E+W+S

Prescribing the lights and signals to be exhibited or made—
(a) by vessels aground within the harbour;
(b) by vessels or other devices used for marking obstructions within the harbour; and
(c) at the entrance to any dock or at any wharf, pier or other work for assisting the navigation of vessels within the harbour.

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Source: https://www.legislation.gov.uk/uksi/2012/1777/schedule/2/paragraph/18 (the official version)
Page: https://openlegislation.uk/poole-harbour-revision-order-2012/schedule-2/paragraph-18
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.