29 CFR § 18.40
Notice of hearing
July 28, 2023
§ 18.40 Notice of hearing.
(a) In general. Except when the hearing is scheduled by calendar call, the judge must notify the parties of the hearing's date, time, and place at least 14 days before the hearing. The notice is sent by regular, first-class mail, unless the judge determines that circumstances require service by certified mail or other means. The parties may agree to waive the 14-day notice for the hearing.
(b) Date, time, and place. The judge must consider the convenience and necessity of the parties and the witnesses in selecting the date, time, and place of the hearing.