Appeals on substantive jurisdiction are treated by the Court as a complete rehearing. (hfw.com)
HFW appealed to the English High Court under section 67 of the English Arbitration Act 1996, which allows parties to challenge an arbitral award on substantive jurisdiction. (hfw.com)
The right to object to the substantive jurisdiction of the arbitral tribunal may be lost if a party takes part or continues to take part in the arbitral proceedings without objection (section 73). (iclg.com)