The Revised 2026 ICC Arbitration Rules

Key takeaways

• Terms of Reference are no longer mandatory.
• Express competence for early determination.
• Emergency relief expanded to non-signatories and possible on an ex parte basis.
• Expanded scope for expedited procedure for disputes up to USD 4 million.
• Introduction of Highly Expedited Arbitration provisions – target award within three months from the case management conference.
• Express confidentiality obligation imposed on arbitrators.

Introduction

Today, on 1 June 2026, the revised ICC Rules of Arbitration have entered into force (the "2026 ICC Rules"). They apply to arbitrations commenced on or after 1 June 2026 unless the parties have agreed to an earlier version.

The 2026 revision introduces targeted procedural adjustments to further streamline proceedings and enhance flexibility.¹