The Offshore Installations (Safety Zones) Order 1987
This Order establishes, under section 21 of the Oil and Gas (Enterprise) Act 1982, a safety zone, having a radius of 500 metres from a specified point, around the installation specified in the Schedule to this Order and maintained in waters to which the section applies (these include territorial waters and waters in areas designated under section 1(7) of the Continental Shelf Act 1964 (c. 29)).