(1)Where, in accordance with section 39(3) of this Act, the Secretary of State gives notice of a direction under section 38 of this Act to a person who has made a claim for compensation in respect of the planning decision to which that direction relates, that person, if he does not withdraw the claim, may, at any time within thirty days after the service on him of the Secretary of State's notice, give notice to the Secretary of State modifying the claim.
(2)Subject to any modification by virtue of a notice given by a claimant under subsection (1) of this section, where the Secretary of State gives a direction under section 38 of this Act in respect of a decision of a local planning authority, any claim made in respect of that decision shall have effect as if it had been made in respect of the decision which, by virtue of the direction, is substituted for the decision of the authority, or, as the case may be, as if it had been made in respect of the decision of the authority as modified by the direction.