law: Indian Boilers Act, 1923 
  20. Appeals to appellate authority 
  Any person considering himself aggrieved by an original or
  
  appellate order of the Chief Inspector- 
  (a) refusing to register a boiler or to grant or renew a
  
  certificate in respect of a boiler; or
  (b) refusing to grant a certificate having validity for the full
  
  period applied for; or
  (c) refusing to grant a certificate authorizing the use of a
  
  boiler at the maximum pressure desired; or
  (d).withdrawing or revoking a certificate or provisional order;
  
  or
  (e) reducing the amount of pressure specified in any certificate
  
  or the period for which such certificate has been granted; or
  (f) ordering any structural alteration, addition or renewal to
  
  be made in or to a boiler or steam-pipe, or refusing sanction to the making of
  
  any structural alteration, addition or renewal in or to a boiler, may, within
  
  thirty days of the communication to him of such order, lodge with the Chief
  
  Inspector an appeal to an appellate authority to be constituted by the State
  
  Government under this Act.