(1) The Federal Court of Justice gives its judgment on the basis of oral proceedings. Section 69 (2) applies accordingly.
(2) The parties are to be summoned with at least two weeks’ notice.
(3) Oral proceedings may be dispensed with if
1. the parties consent, or
2. a decision is only to be taken in respect of the costs.
(4) If one party does not appear at the hearing, the proceedings may be conducted in their absence and a judgment following adversarial proceedings given. If none of the parties appears at the hearing, the judgment is issued on the basis of the files.