Federal Judge Blocks Utah Immigration Law A federal judge blocks a Utah law that would allow police to check the citizenship status of people they arrest. He cited its similarity to an Arizona immigration law now before federal courts. May 11, 2011 SALT LAKE CITY — A federal judge on Tuesday blocked a new immigration law in Utah that would have allowed police to check the citizenship status of anyone they arrest. Judge Clark Waddoups issued his ruling in Salt Lake City hours after the law went into effect, citing its similarity to an Arizona law now before federal courts....