Key Changes In The 2026 ICC Arbitration Rules

The International Chamber of Commerce (the “ICC”) has now released the newest iteration of its arbitration rules, the 2026 ICC Arbitration Rules (the “2026 Rules”), which will enter into force on 1 June 2026.

The 2026 Rules are evolutionary rather than revolutionary. The ICC has not fundamentally altered the structure of ICC arbitration, but it has introduced a series of targeted reforms designed to address recurring criticisms of international arbitration relating to cost, duration, procedural complexity and procedural flexibility.

Many of the amendments reflect developments that had already emerged in arbitral practice over recent years, particularly following the COVID-19 pandemic and the increasing use of expedited and digitally managed proceedings. Other reforms, however, represent genuinely significant innovations, most notably the introduction of the Highly Expedited Arbitration Provisions (“HEAP”), the removal of the mandatory Terms of Reference and the codification of early