A U-visa is a very special type of visa that opens up the pathway to permanent residency to the applicant. Why is the U-visa so special? We address this and other commonly-asked questions below. What makes a U-visa special? A U-visa is special for a couple of different reasons. First off and most importantly, a U-visa forgives a wide array of grounds of inadmissibility to the United States through the Form I-192, Application for Advance Permission to Enter as a Nonimmigrant,