85As from the appointed day, section 38(7) of the [1967 c. 86.] Countryside (Scotland) Act 1967 (provisions as to telegraphic lines) shall, in relation to an order coming into force on or before that day, have effect as if, for the second reference to the Postmaster General, there were substituted a reference to the authority, and, in relation to an order coming into force after that day, have effect as if, for each reference to the Postmaster General, there were substituted a reference to the authority.