(1) A certificate of registration shall stand cancelled when the name of the holder of the certificate is removed from the register under these rules.  

(2) When the name of the holder of the certificate is removed from the register, the Chief Commissioner of Income tax or Commissioner of Income-tax maintaining the register shall notify the fact of such removal to the authorized income-tax practitioner concerned and also to other Chief Commissioners of Income-tax or Commissioners of Income-tax (who shall notify the fact of the removal to the income-tax authorities subordinate to them) and to the Appellate Tribunal.