Do you know how to find out if you are a beneficiary on a bank account? Get the resources you need to help navigate someone else's financial affairs.I would request the bank to close all the bank accounts at your branch and issue the official check in my name or. Learn how to write an inheritance sample letter to beneficiary with distribution details. Discover templates, examples, and a step-by-step guide. Once a death has been registered, one of the first tasks will be to notify a bank to close active bank accounts. Unfortunately, ​(Detail Deceased's name) ​passed away on ​(Detail Date)​. I enclose a copy of their death certificate. An estate closing letter to beneficiaries is a crucial document in the process of settling an estate after someone has passed away. Do you know how to find out if you are a beneficiary on a bank account?