You will need to become the estate's administrator or executor to gain access or information to the deceased person's bank account. One thing for sure is that the bank will want to know the specific reasons for the removal request as the next-to-kin.To close a bank account on behalf of someone who has passed away, you must have legal authority to manage the account. After someone dies, notify the government programs and businesses they used. Cancel benefits payments and close or transfer accounts. Next of kin is usually defined as a person's closest living relative: it's someone who may have inheritance rights and obligations. Next of kin refers to a person's closest living blood relative. It's a term often used when sorting out inheritances after a person's death. When a person dies without a will and has money in the bank of not more than. If the deceased was previously married, you will need to give this information to the court. •.