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. Please complete the "Paid to the Order of" section with "US Department of Homeland Security". Cashier's checks may become void after a certain period of time. You may download and print forms for free from the All Forms page. Please be sure to carefully read and follow the form filing instructions. To fill out the money order, you will need to "Pay to" U.S. Department of Homeland Security. Filling Out a Money Order to Pay the Form I-765 Filing Fee. Below is information on filling out sections of a money order.