This is to notify the bank that my. (Relationship with deceased).I am attaching her death certificate and other relevant documents for your reference, and I shall be highly obliged for the same. Start the letter with your introduction and the reason for writing the letter. Notify Bank of America. We'll ask you for the deceased customer's full legal name and Social Security number to identify their accounts. You'll receive an email within 24 hours explaining what documents are needed to complete your claim. Typically, we require: A copy of the death certificate. I need to write to several organisations including banks, insurance and mortgager company to inform them of my partners death. Notify Bank of America.