law: Custom Act, 1962 
  151.
  
  Certain Officers Required to Assist Officers of Customs. – 
  The
  
  following officers are hereby empowered and required to assist officers of
  
  customs in the execution of this Act, namely :- 
  (a) officers of the Central Excise Department;
  (b) officers of the Navy;
  (c) officers of Police;
  (d) officers of the Central or State Governments employed at any port or
  
  airport;
  (e) such other officers of the Central or State Governments or a local
  
  authority as are specified by the Central Government in this behalf by
  
  notification in Official Gazette.