Ambulance Service Act 1982

An NEPT licence ceases to have effect –

if the licence is cancelled, on the day on which the cancellation takes effect; or if the licence is surrendered, on the day on which it is surrendered; or if the licence is not cancelled or surrendered – on the day on which the licence expires, unless it is renewed for a period under section 35G; or at the end of that period if it is so renewed.