My thanks to @r136dg and @NilSS for the information contained here.   From late 2016 it is now a legal requirement for all new installations to be RCD protected, you will not get a permanent supply without this basic protection.   It is also suggested that your sparks should be licensed although the actual licensing requirements for a domestic installation are unclear at present.   Below is information from PEA (I see no reason why MEA should be any different), disr