Sample Letter to Bank Informing the Death of the Account Holder. The death claim letter should be written in the formal letter format.Sample Notice of Death. The terms in your document will update based on the information you provide. I need to write to several organisations including banks, insurance and mortgager company to inform them of my partners death. How do l write a letter to the bank to take my name off as a next of kin on a friend's death certificate taking to the bank? Notify Bank of America. We'll ask you for the deceased customer's full legal name and Social Security number to identify their accounts. To sum up, I want to inform you that my husband died in a car accident on 28th July 2022. Moreover, he has a savings bank account in your bank.