Vastavam web: State Bank of India has made an important announcement regarding the customers of the six banks, which were merged in SBI. The country’s largest bank SBI asked the customers of its subsidiary banks to apply for new cheque books and IFS codes “as soon as possible”. All the erstwhile associate banks of SBI and the Bharatiya Mahila Bank users need to upgrade their cheque books, the lender said in a tweet. Accounts holders of State Bank of Patiala, State Bank of Bikaner and Jaipur, State Bank of Raipur, State Bank of Travancore, State Bank of Hyderabad and Bhartiya Mahila Bank will have apply for the new cheque books and IFS codes. SBI also stated that the old cheque books and IFS codes of these six banks will not be valid after September 30. Users can avail the new cheque books via internet and mobile banking, ATM or by visiting the home branch.