The main purpose of this legislation is to allow nationals from Iceland to enter the United States as E1 and E2 nonimmigrants. These categories are specifically for traders and investors who wish to conduct business in the U.S. The bill aims to create a reciprocal arrangement, meaning that Iceland must also provide similar entry rights to U.S. nationals. Key provisions of the legislation include the inclusion of Iceland in the list of countries eligible for E1 and E2 nonimmigrant status.