Administration is the process where the Surrogate's Court officially gives out Letters of Administration to a qualified distributee (heir) of the Decedent. One thing for sure is that the bank will want to know the specific reasons for the removal request as the next-to-kin.Next of Kin Letter is a document used to confirm who is the closes relative of the deceased that are still living. This free program will help you create the affidavit that you will need to file in Surrogate's Court. Name of Deceased had permanent legal residence at. Complete Address of the Deceased . The name of the deceased and the name of the Personal Representative on the bond must agree with the names on the Petition for Letters of Administration. A letter of administration is a courtissued document that gives someone the authority to act as the estate administrator. You'll need the person's Social Security number and certified copies of their death certificate for most agencies and programs. Social Security and Medicare.