“Nobody suggests that, as a matter of planning law (apart from the licence) it is unlawful for the applicant to keep unoccupied caravans on this site during the winter period. It is difficult to see why the licence should simply expunge that right without compensation.”
“The validity of an enforcement notice shall not, except by way of an appeal under Part VII, be questioned in any proceedings whatsoever on any of the grounds on which such an appeal may be brought.”