In this article, we walk you through all the steps to writing and formatting the letter, including a sample and a template. I do not plan to use the account, therefore, I would like the credit line to be closed out.You can use WalletHub's free template below to send closing instructions to your bank and to request a check for your remaining balance, if any. 1. Simple application to bank manager for closing the account. To The Bank Manager, Name of the Bank, Address. In this blog, we'll explore the essential steps and provide a sample letter template to guide you through writing a formal letter for closing your bank account. It can be as simple as "we are closing your account as of X date. The Account Closing Form serves as a formal request for the termination of one's bank account(s), specifying the type of account(s) to be closed. If you can't close your account online or have any issues closing a joint account, call us on 133 464 so we can process your request. Need to close an account?