# The Cornwall Harbours Harbour Revision Order 2023, Paragraph 17

Extent: E+W

Prescribing the lights and signals to be exhibited or made—
(a) by vessels aground in the harbours;
(b) by vessels or other devices used for marking obstructions within the harbours.

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Source: https://www.legislation.gov.uk/uksi/2023/675/schedule/3/paragraph/17 (the official version)
Page: https://openlegislation.uk/cornwall-harbours-harbour-revision-order-2023/schedule-3/paragraph-17
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.