Arbitration in DIAC and Enforcing Foreign Judgments in Dubai: Dubai Courts vs DIFC Courts (2026 Guide)

By Jouslin Khairallah — Founder & Managing Director, KH Legal (Khairallah Advocates & Legal Consultants). Licensed before all UAE courts including the Federal Supreme Court, registered practitioner before the DIFC Courts, and Associate Member of the Dubai International Arbitration Centre (DIAC). Last reviewed August 2026.

A judgment or an arbitral award is only as valuable as your ability to enforce it. I have spent eighteen years telling clients that truth before they sign contracts, not after they win cases — because Dubai is one of the few places in the world where a creditor holding a foreign judgment must choose between two different court systems, two different bodies of law, and two different procedures to turn that piece of paper into money.

This guide covers the two questions I am asked most often by foreign law firms and in-house counsel:

1. How does arbitration at DIAC actually work in 2026 — and what happens to the award afterwards?
2. How do I ratify a foreign judgment in Dubai — through the Dubai Courts or through the DIFC Courts — and which gateway should I choose?

The two questions belong together, because the answer to both ends in the same place: an execution judge attaching assets. What differs — dramatically — is the road you take to reach that judge. And the first signpost on that road is simple: for a foreign judgment, the gateway follows the assets — ratification belongs to the Dubai Courts or the DIFC Courts according to where the debtor’s assets exist. For a DIAC award, the route is fixed: ratification goes through the DIFC Courts.

Part One: Arbitration at DIAC in 2026

What DIAC is today

The Dubai International Arbitration Centre is the emirate’s flagship arbitral institution, and since Decree No. 34 of 2021 it is effectively the only one: that decree abolished the Emirates Maritime Arbitration Centre and the DIFC-LCIA Arbitration Centre and folded their caseloads and functions into a restructured DIAC. If your pre-2021 contract names the DIFC-LCIA, your dispute now lands at DIAC — a transition the courts of both Dubai and several foreign jurisdictions have had to grapple with, and one reason older arbitration clauses deserve a fresh legal review.

Arbitrations at DIAC are administered under the DIAC Arbitration Rules 2022, and the seat of the arbitration is governed — unless you chose otherwise — by one of the most consequential defaults in Middle East dispute resolution: under Article 20.1 of the 2022 Rules, if the parties did not agree a seat, the default seat is the DIFC — not, as many assume, Dubai itself. That single line decides which court supervises your arbitration, which law tests your award, and which route enforcement takes. Many parties still do not realise they agreed to it.

The legal framework behind the rules

• Arbitrations seated in Dubai and supervised by the Dubai Courts are governed by the UAE Federal Arbitration Law, Federal Law No. 6 of 2018, as amended by Federal Decree-Law No. 15 of 2023 (which, among other things, modernised the rules on arbitrator eligibility, virtual hearings and procedural flexibility).
• DIFC-seated arbitrations — including every DIAC arbitration that relied on the default seat — are governed by the DIFC Arbitration Law (DIFC Law No. 1 of 2008, as amended in 2023), a UNCITRAL Model Law regime applied by the DIFC Courts in English.

Same institution, same hearing rooms if you wish — but two entirely different supervisory regimes depending on three words in your clause.

How a DIAC arbitration runs, step by step

1. Request for Arbitration. The claimant files the Request with DIAC and pays the registration fee. The respondent answers, and any jurisdictional objections start to crystallise.
2. Constitution of the tribunal. One or three arbitrators, appointed by agreement or, failing that, by the DIAC Arbitration Court. Challenges to arbitrators are decided institutionally.
3. Advance on costs. DIAC fixes and collects the advance — an unglamorous step that stalls more arbitrations than any legal argument.
4. Case management and procedure. The tribunal sets a procedural timetable; the 2022 Rules expressly accommodate virtual hearings, consolidation, joinder, and interim measures. For claims within the threshold, the expedited procedure (Article 32) compresses the whole arbitration so that the award issues within three months of the file reaching the tribunal.
5. The award. In ordinary proceedings the tribunal is expected to render its final award within six months of receiving the file, extendable by DIAC. The award is final and binding — but it is not yet executable. That is where Part Two of this guide begins, because an award, like a foreign judgment, must pass through a ratification gateway before an execution judge will touch a bank account.

Enforcing the DIAC award

Here the rule is fixed rather than asset-driven: a DIAC award is ratified through the DIFC Courts. The 2022 Rules seat DIAC arbitrations in the DIFC, so the award is recognised and enforced under the DIFC Arbitration Law — proceedings in English, on documents, with only the narrow Model-Law grounds for refusal, and never a review of the merits. Once ratified, the award is enforced against assets inside the DIFC directly; against assets elsewhere in Dubai, the DIFC Courts’ Enforcement Judge refers the writ to the Dubai Courts’ execution judge under the Article 7 conduit, who executes without reopening the award.

Awards seated outside the UAE altogether follow a different road: the UAE has been a New York Convention state since 2006 (Federal Decree No. 43 of 2006), and such foreign awards go through the same streamlined execution-judge route as foreign judgments (below), with the Convention’s narrow refusal grounds prevailing over domestic conditions by virtue of the treaty-supremacy rule in the Civil Procedure Law.

For a deeper look at our arbitration and mediation practice, see our alternative dispute resolution services.

Part Two: Ratifying a Foreign Judgment in the Dubai Courts

This is the gateway the law points to where the debtor’s assets exist in Dubai outside the DIFC — which is where most enforcement targets sit: bank accounts, real estate, trade licences, shareholdings.

The legal basis

Foreign judgments are enforced through the Dubai Courts under Articles 222–225 of Federal Decree-Law No. 42 of 2022 (the Civil Procedure Law). The design principle is reciprocity: Article 222 opens by providing that foreign judgments may be executed in the UAE under the same conditions the foreign state applies to UAE judgments.

The five conditions the execution judge examines

Before ordering execution, the judge must be satisfied that:

1. The UAE courts did not have exclusive jurisdiction over the dispute, and the foreign court was competent under its own rules of international jurisdiction;
2. The judgment is final and conclusive (“res judicata”) under the law of the issuing court;
3. The parties were duly summoned and properly represented in the foreign proceedings;
4. The judgment does not conflict with a judgment or order already issued by a UAE court; and
5. Nothing in it contravenes UAE public order or morals.

What the judge must not do is retry the case: review is procedural, not substantive. In practice, the conditions that generate real argument are the first (was the dispute one the UAE regarded as its own?) and the fifth (public policy — historically invoked around interest, but the modern trend of the Dubai courts is markedly enforcement-friendly).

The procedure — faster than most clients expect

Since the 2018 reforms carried into the 2022 law, ratification is no longer a full lawsuit. The process:

1. File a petition directly with the execution judge of the Dubai Courts — not a claim before the Court of First Instance. Supporting documents: the judgment, certificate of finality, proof of service in the foreign proceedings, all consular-legalised (the UAE is not an Apostille state) and accompanied by certified Arabic translations.
2. The judge rules on the papers, ex parte, swiftly — the statute directs an order within days of filing (five days, per the law’s own text), without a hearing.
3. Either party may appeal the order within the ordinary appeal window; the debtor typically learns of the order when it is served together with execution demands.
4. Execution follows immediately on the same file: asset attachments, bank disclosure orders, travel bans where conditions are met — the full execution toolkit we describe in our debt collection practice and in our analysis of payment orders in the UAE courts.

Treaties change everything

Reciprocity is presumed — and the conditions often simplified — where a treaty applies. The UAE’s network includes the Riyadh Arab Convention (1983), the GCC Convention (1996), and bilateral treaties with, among others, France, India (designated a reciprocating country by ministerial notification in 2020), and China. For English judgments, the landscape shifted after the English High Court enforced a Dubai judgment in Lenkor, and the UAE Ministry of Justice in 2022 directed the Dubai Courts that reciprocity with England is established — since when English money judgments have been ratified by the Dubai Courts on that basis.

Part Three: Recognition Through the DIFC Courts

A common-law gateway inside Dubai

This is the gateway the law points to where the assets — or the remedies you need — sit within the DIFC; and where reciprocity before the Dubai Courts is doubtful, it is also the route that can still carry a foreign judgment onward through the conduit. The DIFC is a financial free zone with its own courts, operating in English under common-law principles. Two instruments matter in 2026:

• Dubai Law No. 12 of 2004 (the Judicial Authority Law), as amended, whose Article 7 creates reciprocal execution between the DIFC Courts and the Dubai Courts: each executes the other’s judgments through its own execution machinery without re-examining the merits.
• DIFC Courts Law No. 2 of 2025, which replaced the 2004 Courts Law and rebuilt the enforcement framework: it confirms the DIFC Courts’ jurisdiction to enforce foreign judgments, awards and interim measures, creates a dedicated Enforcement Judge, allows claimants holding foreign judgments or awards to obtain freezing orders without any DIFC connection, and — in its Article 32 — expressly preserves the DIFC’s role as a conduit: a foreign judgment recognised in the DIFC can be carried to the Dubai Courts’ execution judge for enforcement against assets outside the DIFC.

What the DIFC Courts require

Recognition of a foreign judgment in the DIFC follows common-law principles rather than the civil-procedure conditions:

• The judgment must be final and conclusive on the merits;
• Issued by a court of competent jurisdiction in the private-international-law sense (presence, submission, or agreement);
• For a definite sum of money (the classic common-law rule), and not a tax, penalty, or judgment obtained by fraud or in breach of natural justice or public policy.

Critically, there is no reciprocity requirement. The DIFC Courts will recognise a judgment from a country that has no treaty with the UAE and no history of enforcing UAE judgments. Proceedings are issued as a claim (with summary judgment usually available, since there is rarely a defence with real prospect), conducted in English, on documents, with costs recoverable by the winner. The DIFC Courts have also signed memoranda of guidance with courts including the English Commercial Court — not binding treaties, but persuasive statements of how each court will treat the other’s judgments.

The conduit in practice

Where the debtor’s assets sit outside the DIFC — as they usually do — the sequence is: recognition order in the DIFC → execution letter from the DIFC Courts’ Enforcement Judge to the Dubai Courts’ execution judge under Article 7 → attachment through the Dubai Courts, without re-examination of any of the five Article 222 conditions. The judgment enters Dubai wearing DIFC clothes.

Two caveats belong in any honest guide:

• The Conflicts of Jurisdiction Tribunal. Debtors sometimes counter-attack by manufacturing parallel proceedings before the Dubai Courts and invoking a jurisdictional conflict. Since Decree No. 29 of 2024, such conflicts are resolved by the Conflicts of Jurisdiction Tribunal (which replaced the former Joint Judicial Committee), chaired by the Chief Justice of the Dubai Court of Cassation with senior DIFC judges among its members. The CJT’s case law is increasingly disciplined, but a determined debtor can still buy time.
• Conduit use is strategic, not automatic. Where a clear treaty route exists before the Dubai Courts, the direct Article 222 petition can be faster and cheaper than a DIFC claim plus referral. The conduit earns its keep where reciprocity is doubtful, where the creditor values English-language proceedings and common-law reasoning, or where DIFC-side remedies — worldwide freezing orders chief among them — add real pressure.

Part Four: Dubai Courts vs DIFC Courts — the Differences That Decide Cases

How I actually advise clients to choose

• Start where the assets are — the law does. A foreign judgment is ratified before the Dubai Courts or the DIFC Courts according to where the debtor’s assets exist: assets in Dubai outside the Centre point to the Dubai Courts; assets within the DIFC point to the DIFC Courts.
• Treaty judgment (Riyadh/GCC/France/India/China) + assets in Dubai → go straight to the Dubai Courts. The execution-judge petition is the shortest distance between judgment and attachment.
• English or other common-law judgment → the assets still decide, but the balance is finer: reciprocity with England is now established before the Dubai Courts, while the DIFC route offers summary procedure in the judgment’s own language and costs recovery.
• Judgment from a state with no treaty and no reciprocity record → DIFC, without hesitation. It is the only reliable gateway, whatever the asset map, thanks to the conduit.
• DIAC award → ratification before the DIFC Courts. That route is fixed; execution then follows the assets — directly within the Centre, or through the Article 7 conduit to the Dubai Courts’ execution judge for everything else. A foreign award seated abroad instead takes the New York Convention route before the Dubai Courts.
• Whatever the route, move quickly and quietly. The most common enforcement failure I see is not legal but practical: assets migrate while creditors deliberate. Precautionary attachment before ratification — available in both systems — is often the step that decides the outcome, a theme familiar from our work on guarantee cheques and executory instruments and across our litigation practice.

Frequently Asked Questions

How long does it take to ratify a foreign judgment in Dubai?
Before the Dubai Courts, the execution judge rules on the petition within days of filing; contested appeals can extend the process to several months. The DIFC route typically takes two to four months to a recognition order where the debtor has no arguable defence, plus the referral step if execution moves to the Dubai Courts.

Do the Dubai courts re-examine the merits of my foreign judgment?
No — under both gateways review is confined to procedural conditions (Dubai Courts) or common-law defences (DIFC). Neither court retries the underlying dispute.

Can I enforce a foreign judgment in Dubai without a treaty?
Yes. The DIFC Courts impose no reciprocity requirement, and a judgment recognised there can be executed through the Dubai Courts via the Article 7 conduit. Before the Dubai Courts, absence of a treaty is not fatal if reciprocity can be demonstrated in practice — as with English judgments since 2022.

What documents do I need for ratification before the Dubai Courts?
The judgment and a certificate of finality, evidence of proper service in the original proceedings, consular legalisation (the UAE is not an Apostille state), and certified Arabic translations.

What is the default seat of a DIAC arbitration?
The DIFC, under Article 20.1 of the DIAC Rules 2022, unless the parties agreed otherwise — which means DIFC law governs the award’s validity and the DIFC Courts supervise the arbitration.

Where is a DIAC award ratified?
Before the DIFC Courts, under the DIFC Arbitration Law. Once ratified, it is enforced directly against assets within the DIFC, and against assets elsewhere in Dubai through the Article 7 conduit to the Dubai Courts’ execution judge.

Is a DIAC award enforceable outside the UAE?
Yes. A DIAC award is a UAE award for New York Convention purposes and enforceable in the 170+ Convention states, subject to each state’s implementation.

Can I freeze the debtor’s assets before recognition is complete?
Yes, in both systems: precautionary attachment through the Dubai Courts, and freezing orders — now available even without a DIFC connection — from the DIFC Courts under the 2025 law.

Speak to us before you choose your gateway

The choice between the Dubai Courts and the DIFC Courts is won or lost at the start, not the end — and it turns on facts a checklist cannot see: where the assets sit, how the debtor litigates, what your judgment says, and what your treaty position really is. KH Legal appears before both systems daily — I am licensed before every UAE court including the Federal Supreme Court and registered before the DIFC Courts — and we will tell you candidly which route serves you, including when the answer is “neither, yet.”

Contact us for a case-specific enforcement assessment.

This article is general information, not legal advice. Enforcement outcomes depend on the specific judgment, the issuing jurisdiction, and the debtor’s position. Legal positions stated are current as of August 2026.