law: 39. Obstruction.-
  Whoever obstructs any member or officer of the Board or any person authorised by the Board or by the Central Government in the discharge of any duty imposed on or entrusted to him under this Act, or who having control over or custody of any records fails to produce such records when required to do so or refuses information lawfully asked for by a member or officer of the Board by a person authorised by the Board or by the Central Government to inspect such records or ask for such information shall be punishable with fine which may extend to one thousand rupees.