law: The Andhra Pradesh and Madras (Alteration of Boundaries) Act, 1959
  Part II
  Transfer of Territories
  3. Transfer of territories.-
  As from the appointed day, there shall be added-
  (a) to the State of Andhra Pradesh, the territories specified in the First Schedule which shall thereupon cease to form part of the State of Madras; and
  (b) to the State of Madras, the territories specified in the Second Schedule which shall thereupon cease to form part of the State of Andhra Pradesh.