The Londonderry Area (Sea Boundary) Order (Northern Ireland) 1975
Made 22nd May 1975. Coming into operation 1st June 1975.

The Department of Agriculture(a) in exercise of the powers conferred on it by Section 16 of the Fisheries Act (Northern Ireland) 1966 (Reprint to 1969)(b) and of all other powers enabling it in that behalf hereby makes the following Order: