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.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. How to use the template: 1. In the sample letter, fill in your personal information. 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. To whom it may concern: Please accept this letter as my written authorization to close the following account(s) at your financial institution. Your bank may have an account closing letter template or form that you can download from its website or pick up at a branch. Deposits into the Court Registry can be in the form of Cash, Cashier's Check, Bank Official Check, Money Order, or Attorney Trust Account Check. Jan 103, 2006 — REV 3.00.