In addition to the payment of the nonrefundable fees and charges, applications for site plan, use variance, bulk variance, requests for interpretations of the Zoning Ordinance, appeals from the Zoning Officer's decision or denial, concept plan or subdivision approval, which meet the criteria established herein, shall be accompanied by a deposit of escrow funds in accordance with the provisions of this subsection. The fees required by schedule set forth below shall be for the purpose of reimbursing the Borough for direct fees, costs, charges and expenses of professional consultants retained by or on behalf of the Borough, its boards, commissions or agencies in reviewing and testifying and/or assisting the Borough in the processing of applications pursuant to the zoning and land use ordinances and/or assisting the Borough in evaluation, planning and proper design of municipal services and facilities in order to meet the needs of the proposed project and for on-site inspections related thereto. The fees required by the schedule shall be deposited with the Borough at the time the initial development documents are submitted and shall remain in an interest bearing escrow fund. Whenever the amount of the fees paid to the Borough pursuant to the schedule with the Borough by the applicant/developer shall exceed $5,000, the Borough shall notify the applicant in writing of the name and address of the depository and the amount of the deposit. If the amount of interest earned on the cash deposit exceeds $100 per annum, that entire amount shall belong to the applicant/developer and shall be refunded to him by the Borough annually or at the time the deposit is repaid or applied to the purposes for which it was originally deposited, as the case may be, except that the Borough may retain for administrative expenses not more than thirty-three and one-third (33 1/3%) percent of that entire interest amount. All costs, expenses, charges and fees incurred by the Planning Board, Board of Adjustment, Borough or other board, commission or agency of the Borough for the services of the Planner, Engineer, Attorney, other professional consultant, expert, employee or staff incurred as a direct result of the developer's project shall be charged to this escrow fund. Within 45 days after the filing of an application for development, the Planning Board and/or Board of Adjustment may, in conjunction with appropriate representatives of the staff of the Borough, review the application for development to determine whether the escrow amount set forth in the schedule is adequate. In conducting such review, the Board shall consider the following criteria: