http://www.legislation.gov.uk/uksi/1988/1497/introduction/made

The Shoreham (Pilotage) Harbour Revision Order 1988

Port authorities

Ports and harbours

King's Printer of Acts of Parliament

2011-07-04

HARBOURS, DOCKS, PIERS AND FERRIES

By virtue of section 7(5) of the Pilotage Act 1987 a direction given by a harbour authority for the purpose of making pilotage compulsory for ships navigating in a specified area shall not apply to any area which is outside the authority’s harbour unless the limits of jurisdiction of the authority for pilotage purposes have been extended to cover that area.