(1)Subject to sections 9 and 11 below (obligatory payments in lieu and obligatory depreciation payments), where the Corporation have given a notice of proposed remedial action with respect to any damage, they shall meet their remedial obligation in respect of that damage by taking the appropriate remedial action (and not in any other way).
(2)Subject to subsections (4) and (6) below, the appropriate remedial action in relation to any damage is that stated in the notice of proposed remedial action with respect to that damage.
(3)Where—
(a)the Corporation have power under section 8 or 10 below to elect to make a payment in accordance with that section in respect of any damage; and
(b)they have not exercised that power by stating in the notice of proposed remedial action with respect to that damage that they propose to make such a payment,
the Corporation may exercise that power at any time subsequent to the date of that notice, but only with the agreement of the claimant and any other person interested.
(4)Where after the date of that notice the Corporation elect under either of those sections to take in respect of any damage any remedial action other than that stated in the notice (“the substituted action”), so long as the election is effective the appropriate remedial action in relation to that damage is the substituted action.
(5)An election by the Corporation under either of those sections may at any time be revoked by the Corporation, but only with the agreement of the claimant and any other person interested.
(6)Where the Corporation revoke such an election made in respect of any damage by a notice of proposed remedial action, this section shall apply as if the execution of remedial works had been specified in that notice as the Corporation’s proposed remedial action with respect to that damage.