Receipts must be provided for all out of pocket expenses. Method I - No Receipts.Report day trip meals as taxable income. Instructions for Completing County of Suffolk Travel Expense Voucher. Document those expenses in a diary or travel log, specifying place, date, nature of expense, amount of expense. Copies of credit card receipts are always required. If you have lost a receipt and are unable to obtain a copy fill out a Missing Receipt Affidavit form in your Concur Expense Report. We do not issue certificates for Nassau, Suffolk or other counties in New York State. C. Receipts – required for all expense reimbursements. No expenses shall be reimbursed without supporting receipts. 6.