Highlights If a customer has an account in any of these 7 banks, then quickly check for a new cheque book and IFSC code. Dena Bank and Vijaya Bank have merged with Bank of Baroda on April 1, 2019. From April 1, only cheque books and passbooks of Bank of Baroda will run in them. Come April 1, 2021, there will be changes for bank account holders as the cheque books and passbooks of seven banks will become invalid. These banks are those whose mergers with other banks took effect from April 1, 2019, and April 1, 2020, and their names are Dena Bank, Vijaya Bank, Corporation Bank, Andhra Bank, Oriental Bank of Commerce, United Bank and Allahabad Bank.