4.—(1) For the purposes of section 9(1) of the Act (fees), the fee which a Scottish public authority may charge is to be determined in accordance with paragraphs (2) to (4).
(2) Where the projected costs do not exceed £100, no fee shall be payable.
(3) Where the projected costs exceed £100 but do not exceed the prescribed amount, the fee shall not exceed 10% of the difference between the projected costs and £100.
(4) The fees notice shall set out the manner in which the fee has been calculated.