(1)A person who, by reason of the terms of an agreement or lease relating to any premises, is prevented from therein carrying out or doing any structural or other alterations or other thing whose carrying out or doing is requisite in order to secure compliance with a provision of this Act or of regulations thereunder which is, or will become, applicable to the premises,F1. . . , may apply to the county court, and the court may make such an order setting aside or modifying any terms of the agreement or lease as the court considers just and equitable in the circumstances of the case.
(2)Where the carrying out or doing in any premises of any structural or other alterations or other thing whose carrying out or doing is requisite as mentioned in subsection (1) involves a person having an interest in the premises in expense or in increased expense, and he alleges that the whole or part of the expenses or, as the case may be, the increase ought to be borne by some other person having an interest in the premises, the first-mentioned person may apply to the county court and the court, having regard to the terms of any agreement or lease relating to the premises, may by order give such directions with respect to the persons by whom the expense or increase is to be borne, and in what proportions it is to be borne by them and, if need be, for modification of the terms of any such agreement or lease so far as concerns rent payable in respect of the premises as the court considers just and equitable in the circumstances of the case.
F1SR 1986/351