law: 139. No public servant liable as aforesaid for giving effect in good faith to any rule, regulation, order or direction issued with apparent authority.-
  No public servant or person duly appointed or authorised shall be liable to any penalty or to payment of any damages for giving effect in good faith to-
  (a) any order or direction issued with apparent authority by the Administrator or by a person empowered in that behalf under this Act; or
  (b) any rule or regulation made under this Act.
  Explanation.-In this section, the expression "public servant" has the meaning assigned to it in section 21 of the Indian Penal Code (45 of 1860).