20 CFR § 404.958
Notice of dismissal of a request for a hearing before an administrative law judge
February 18, 2021
We shall mail a written notice of the dismissal of the hearing request to all parties at their last known address. The notice will state that there is a right to request that the Appeals Council vacate the dismissal action.
[45 FR 52081, Aug. 5, 1980, as amended at 51 FR 303, Jan. 3, 1986]