A bank closure letter may be needed if you want to close a bank account without having to go to your bank's physical location. This letter is to inform you I am closing my accounts at your bank.It can be as simple as "we are closing your account as of X date. Here is a format letter for closing the bank account. Make sure you understand the entire format before writing a letter for closing a bank account. Want to close a bank account? You might need to submit a written request. To whom it may concern: Please accept this letter as my written authorization to close the following account(s) at your financial institution. The document provides instructions for filling out an Executor Letter template correctly and accurately. Does instruction in phonemic awareness improve reading?