Role. - The Board of Immigration Appeals is the highest administrative body for interpreting and applying immigration laws. The Board is responsible for applying the immigration and nationality laws uniformly throughout the United States. Accordingly, the Board has been given nationwide jurisdiction to review the orders of Immigration Judges and certain decisions made by the Department of Homeland Security (DHS), and to provide guidance to the Immigration Judges, DHS, and others, through published decisions. The Board is tasked with resolving the questions before it in a manner that is timely, impartial, and consistent with the Immigration and Nationality Act and regulations, and to provide clear and uniform guidance to Immigrations Judges, DHS, and the general public on the proper interpretation and administration of the Immigration and Nationality Act and its implementing regulations. 8 C.F.R. § 1003.1(d)(1).