law: 46. Chapter III not to apply to measures taken for the protection of Armed Forces.-
  Unless otherwise expressly provided in any rules or orders made under Chapter III, nothing contained in that Chapter or any such rules or orders shall apply to the Armed Forces of the Union or to any measures taken by any of the authorities in control of the Armed Forces for the purpose of securing the defence or safety of such forces or for the protection of any naval, military or air force installations or stores.