20 CFR 404.932 : Employees' Benefits (§ 1.1 To Parts 1011-1099) — (Part 400 To Part 499) — Social Security Administration (Part 400 To Part 499) — Federal Old-Age, Survivors And Disability Insurance (1950- ) (§ 404.1 To § 404.2127) — Determinations, Administrative Review Process, And Reopening Of Determinations And Decisions (§ 404.900 To § 404.999D) — Hearing Before An Administrative Law Judge (§ 404.929 To § 404.943) — Parties to a hearing before an administrative law judge.

(a) Who may request a hearing. You may request a hearing if a hearing is available under § 404.930. In addition, a person who shows in writing that his or her rights may be adversely affected by the decision may request a hearing.

(b) Who are parties to a hearing. After a request for a hearing is made, you, the other parties to the initial, reconsidered, or revised determination, and any other person who shows in writing that his or her rights may be adversely affected by the hearing, are parties to the hearing. In addition, any other person may be made a party to the hearing if his or her rights may be adversely affected by the decision, and we notify the person to appear at the hearing or to present evidence supporting his or her interest.