IASD Court is the official app for payments made to the United States District Court - Southern District of Iowa. Payments made on this app are for criminal debt such as: Special Penalty Assessment, Fines, and Restitution. This saves you time, money, and the hassle of mailing in a payment at no additional charge. Methods of payment include: Plastic Card (debit/credit cards), ACH, PayPal, and Amazon Pay.