The application must be accompanied by adequate documentation of the fees and expenses incurred after initiation of the adversary adjudication, including the cost of any study, analysis, report, test, or project. An application seeking an increase in fees to account for inflation pursuant to § 19.215(d)(1)(i) also must include adequate documentation of the change in the consumer price index for the attorney or agent's locality. The applicant must submit a separate itemized statement for each professional firm or individual whose services are covered by the application showing the hours spent in connection with the proceeding by each individual, a description of the specific services performed, the rate at which each fee has been computed, any expenses for which reimbursement is sought, the total amount claimed, and the total amount paid or payable by the applicant or by any other person or entity for the services provided. The presiding officer may require the applicant to provide vouchers, receipts, or other substantiation for any fees or expenses claimed.