Use this form to request a fee waiver (or submit a written request) for certain immigration forms and services based on a demonstrated inability to pay. USCIS Contact Center.Our website gives you several ways to track your case and get answers to your immigration questions. The chart below shows which USCIS service centers currently process each type of form. This is subject to change, depending on USCIS service centers' workload. Filing a form online is easier and faster than paper filing. It gives you a simple and personalized way to track your case online. The Administrative Procedure Act (APA) is a federal statute that regulates federal agency action in a number of ways. ALERT: On April 1, 2024, USCIS service centers will no longer accept Form I129 petitions requesting H1B or H1B1 (HSC) classification. The plaintiff may need to file an amended complaint if USCIS asserts new reasons to deny rather than simply affirming its prior decision.