91.—(1) The undertaker must make reasonable compensation for costs, charges and expenses which it may reasonably incur or which it may sustain—
(a)in the examination or approval of plans under this Part of this Schedule; and
(b)in the inspection and supervision of the construction of a specified work in respect of an ordinary watercourse or any protective works required by the drainage authority under this Part of this Schedule.
(2) The maximum amount payable to the drainage authority under sub-paragraph (1)(a) or (1)(b) is to be the same as would have been payable to the drainage authority in accordance with the scale of charges for pre-application advice and land drainage consent applications published on the drainage authority’s website from time to time.