law: Delhi Rent Control Act, 1958 
  40. Amendment of orders. -
  Clerical or arithmetical mistakes in any order
  
  passed by a Controller or [the Tribunal or an Additional Tribunal] or errors
  
  arising therein from any accidental slip or omission may, at any time, be corrected
  
  by the Controller or [the Tribunal on an Additional Tribunal] on am application
  
  received in this behalf from any of the parties or otherwise.