In addition to any fees established pursuant to Subsection
A hereof, the fee for applications to the Board of Appeals shall include payment or reimbursement of reasonable costs incurred by the Board for private engineering, environmental, planning and/or architectural consultants, or other private consulting services reasonably deemed necessary by the Board, and other extraordinary expenses in connection with the review of a proposed subdivision. Such reimbursable costs shall be in addition to any other fees required. The applicant shall be required to provide an escrow deposit account at any time on or after the receipt of the application, in an amount sufficient to cover the anticipated costs for such consultant review and other expenses.