These forms helpful when handling the estate of a deceased person. If you have questions, consult with an attorney.This is to notify the bank that my. (Relationship with deceased). The person who died is called the Decedent. That person's property is called the estate. Probate is the process of proving that the Will is valid (legally acceptable). During probate, the Will must be proved to the satisfaction of the Court. These forms will be useful when filing required documents related to estates of deceased or incapacitated persons. They will need certified copies of the death certificate.