Christian McArdle wrote:
Yes, in a very general sense we all have to conform to the act, but
if he builds far enough away from the boundary then the party wall
act has no relevance to his situation and he does not need his
neighbours permission to build an extension.

He never needs the neighbour's permission for the extension.

Sorry, badly phrased again. I said as much in another part of the
thread.

MBQ