4(1)Any listed building enforcement notice served by the planning authority while the building preservation notice was in force shall cease to have effect.
(2)Any proceedings on it under sections 34 to 37 shall lapse.
(3)Notwithstanding sub-paragraph (1), section 38(1) and (2) shall continue to have effect as respects any expenses incurred by the planning authority, owner, lessee or occupier as mentioned in that section and with respect to any sums paid on account of such expenses.