CBI on Thursday registered a case of disproportionate assets against a senior Income Tax official of Kolkata and claimed to have recovered property worth over Rs 20 crore following searches against him in three cities.

After registering a case against commisioner (appeals) K Hari Prasad, Indian Revenue Service (IRS) officer of 1979 batch, on Wednesday, the CBI carried out seaches at 10 places against him and his relatives in Kolkata, Chennai and Hyderabad.

Prasad was earlier posted at Hyderabad for several years. The CBI conducted surprise checks at the residences of his relatives in Hyderabad, his official residence and office chamber in Kolkata and the office of his tax consultant at Chennai after registering the case, a CBI release said here.

During the searches, the CBI claimed to have found several property documents and share certificates worth crores of rupees.

Ten bank accounts in the name of the accused and his immediate kith and kin have been frozen. His lockers were inspected and gold and diamond ornaments worth several lakhs were found.

Prasad allegedly owns a flat and two bungalows worth Rs 8.5 crore.