18 U.S.C. § 598: Coercion by means of relief appropriations

Whoever uses any part of any appropriation made by Congress for work relief, relief, or for increasing employment by providing loans and grants for public-works projects, or exercises or administers any authority conferred by any Appropriation Act for the purpose of interfering with, restraining, or coercing any individual in the exercise of his right to vote at any election, shall be fined under this title or imprisoned not more than one year, or both.