The revised ICC Arbitration Rules entered into force on 1 June 2026. These changes are not just procedural housekeeping. They are part of a broader effort to keep the ICC at the forefront of global arbitration by responding to users’ evolving needs and the current realities of cross-border trade.
That broader context matters. Across the arbitral landscape, arbitral institutions are under increasing pressure to deliver procedures that are faster, sharper and more commercially realistic, without compromising flexibility, neutrality or procedural integrity. The ICC’s 2026 revisions reflect this trend. Against this backdrop, the changes that stand out are those aimed at resolving cases more quickly and efficiently, and strengthening the framework for interim relief to preserve evidence and assets.
(1) Expedited Procedure Provisions (EPP) and Highly Expedited Arbitration Provisions (HEAP): Matching Process to Commercial Urgency
The biggest bugbear of users of modern arbitration has been the increasing time and cost involved in obtaining an award. The ICC 2026 Rules seek to address that grievance by enhancing the fast-track mechanisms available to its users.
First, the ICC 2026 Rules raise the monetary threshold for the automatic application of the EPP to USD 4 million for arbitration agreements concluded on or after 1 June 2026. This broadens the range of disputes eligible for a faster and more proportionate process. This matters to businesses because claims are often significant enough to warrant recovery action, but not the time and cost of a full-scale arbitration.
The introduction of the HEAP takes this approach further. The HEAP is an opt-in mechanism designed to produce a final award within three months of the initial case management conference, regardless of the amount in dispute. It is particularly well suited to lower-complexity commercial disputes, claims with a straightforward factual matrix or cases where a discrete issue, such as payment, pricing or contractual interpretation, requires swift resolution. In these cases, speed is the priority, and the parties can agree to an award without reasons.
Although the HEAP addresses the need for a streamlined procedure for straightforward high-value disputes, it remains to be seen how effective it will be in practice. Crucially, once a dispute is underway, parties are unlikely to agree to use it. Yet without a monetary threshold, it is difficult at the drafting stage to identify which disputes should fall within its scope. This is reflected in the ICC’s standard HEAP clause which does not seek to carve out categories of disputes. Opting in at the contract stage therefore creates the opposite risk that unless the respondent agrees, a claimant will have to persuade the ICC Court and the Tribunal that the HEAP should not apply after all.
(2) Early Determination: Stopping Weak or Tactical Claims or Defences at The Outset
A different but related development is the formal incorporation of Early Determination into the ICC 2026 Rules. This is a clear message from the ICC that arbitrations should not be weighed down by claims or defences that are manifestly without merit or manifestly outside the Tribunal’s jurisdiction.
While this creates a more credible basis for businesses to nip weak or tactical positions in the bud before the disputes consume disproportionate costs and time, it is vital to bear in mind that the threshold for striking out a claim or defence through Early Determination is very high. The claim or defence must be truly hopeless and not merely weak, with no realistic prospect of success even if the facts are taken at their highest.
In practical terms, where both sides have agreed to use it, the HEAP is the stronger tool for disposing of weak claims or defences quickly. Unlike Early Determination, it has a significantly lower threshold for success and produces a merits-based decision. It also comes with an in-built three-month timetable, whereas an application for Early Determination need only be decided as promptly as possible, and is unlikely, in practice, to be resolved any faster. A HEAP award may also be easier to enforce, as there is less scope for the losing party to argue that it was denied a fair opportunity to present its case. In the circumstances, despite the issues highlighted in the section above, parties that value the option of a faster outcome may still decide it is worth opting into the HEAP at the drafting stage and seeking to disapply it later if necessary.
(3) Emergency Arbitration: Managing Risk Before It Crystallises
In many disputes, the immediate concern is not how quickly the dispute can be resolved, but how effectively risk can be contained before the Tribunal is constituted, when assets may be moved, evidence may disappear or commercial positions may deteriorate rapidly. For businesses facing that kind of vulnerability, access to effective interim relief can be critical to preserving value.
The revised ICC Rules strengthen the Emergency Arbitrator provisions in two ways. First, emergency relief may now be sought against non-signatories to the arbitration agreement where the ICC Court President is satisfied that they may nevertheless be bound by it. This may matter, for example, where a lawful holder of a bill of lading needs to be restrained from dealing with cargo subject to competing claims. It may also assist where interim relief is required against a principal who contracted through an agent without disclosing the agency relationship. This is a meaningful development for businesses operating through trading chains, holding structures or project vehicles, where the party creating the immediate risk is not always the contractual counterparty. The risk of floodgates opening is limited. The applicant must still satisfy the ICC Court President that the non-signatory is bound by the arbitration agreement and the Tribunal retains the final say on jurisdiction in the main proceedings.
The ICC 2026 Rules also expressly acknowledge the possibility of preliminary orders at any stage of the emergency arbitrator proceedings to prevent a party from frustrating an application for emergency relief. If necessary, such orders may be made without prior notice to the counterparty, subject to appropriate procedural safeguards, adding an important layer of protection in the critical early stages of an arbitration. That said, although this change is clearly designed to reduce reliance on national courts, such orders may still need court backing to have real practical effect, particularly when directed at third parties holding assets on the respondent’s behalf, such as banks or warehouse operators.
Strategic Takeaway
Taken as a whole, these revisions give businesses more control over how disputes are managed from the outset. Whether through a more proportionate route to a final award, a stronger basis for striking out hopeless claims or defences or more effective interim relief before a Tribunal is in place, the common thread is earlier and more targeted intervention. This reflects a broader shift in international arbitration towards procedures that are not only fair and neutral, but also more responsive to commercial reality. Businesses that think early about whether and how to use these procedural tools will be better placed to manage risk, control cost and ultimately influence the outcome of their disputes. The key is to use procedure as a strategic tool, rather than something that simply follows after a dispute has begun.