Associated British Ports
Associated British Ports is the Statutory Harbour Authority for a number of ports and harbours located around the UK. Each port or harbour has its own bye-laws created under powers delegated by Parliament to the Harbour Authority. Local lighthouse authority
A local lighthouse authority is a statutory harbour authority, a local council or other body with responsibility for maintaining lighthouses, buoys or beacons in a specific area. Local lighthouse authorities are supervised by  general lighthouse authorities.