Where does the mandamus case get filed?
The application is filed in federal district court in one of two places: either the federal district court with jurisdiction over the place where the foreign national lives or the federal district court in Washington, D.C.The only exception is on a naturalization case where the permanent resident alien has already been interviewed (called a 336(b) case), which must be filed in the federal district court with jurisdiction over the place where the permanent resident lives.