Make the money order payable to U.S. Department of Homeland Security. A filing fee is required for many immigration forms.If you do not submit the correct fee, we will reject your form. 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. These are generally very affordable and easy to fill out. Ready to file a form with USCIS? Make sure you pay the correct filing fee. Just make sure to use just ONE form of payment. Don't combine checks with money orders.