A filing fee is required for many immigration forms. If you do not submit the correct fee, we will reject your form.This article provides information on the different payment methods available for paying the filing fees, along with instructions for each method. Filling Out a Money Order to Pay the Form I-765 Filing Fee. Below is information on filling out sections of a money order. 25, US Citizenship and Immigration Services (USCIS) expanded the fee payment system used in field offices to 13 additional offices. These are generally very affordable and easy to fill out. Completing a check or money order, USCIS should provide aids to customers making payments. For example, the Ombudsman recommends providing. Explore current and historic federal campaign finance data on the new fec.gov.