§ 410.632. Parties to a hearing.

The parties to a hearing shall be the person or persons who were parties to the initial determination in question and the reconsideration. Any other individual may be made a party if such individual's rights with respect to benefits may be prejudiced by the decision, upon notice given to him by the Administrative Law Judge to appear at the hearing or otherwise present such evidence and contentions as to fact or law as he may desire in support of his interest.