Law No. 30 of 1999 on Arbitration & Alternative Dispute Resolution, Formalities, Appointments & Clause Guidance (indonesia)

Last updated: July 18, 2026

Law No. 30 of 1999 on Arbitration and Alternative Dispute Resolution remains the cornerstone statute governing every arbitration seated in Indonesia, from purely domestic supply-chain disputes to multi-jurisdictional infrastructure projects. For in-house counsel and commercial teams drafting or reviewing contracts in 2026, the statute’s formality requirements, arbitrator-appointment mechanics, and interaction with institutional rules, particularly those of the Indonesian National Arbitration Board (BANI) and the International Chamber of Commerce (ICC), create a compliance landscape that rewards precision and penalises ambiguity. This guide translates the statute’s key provisions into practical checklists, sample clause language, and a decision framework for institutional selection, reflecting the latest rule updates from BANI and the ICC.

At a Glance, Key Takeaways and Immediate Compliance Checklist

Before diving into statutory detail, the following summary captures the four compliance actions every contract-drafting team should address when arbitration agreements in Indonesia are on the table:

• Writing requirement. Under Article 1(3) of Law No. 30/1999, an arbitration agreement must be in writing. An oral understanding to arbitrate is unenforceable. Ensure the clause appears in the signed contract or in a separate written agreement executed by both parties.
• Seat and language. Specify the seat of arbitration (city and country) and the language of proceedings explicitly. Omitting the seat creates uncertainty about which court has supervisory jurisdiction and which procedural law applies.
• Arbitrator appointment. Agree on the number of arbitrators (one or three) and the appointment method in the clause itself. If parties fail to agree within the statutory timeline, Article 13 allows the Chief Justice of the District Court to make the appointment.
• Institutional selection. Decide between BANI for domestic disputes and the ICC (or another international institution) for cross-border matters. Each institution’s rules on expedited procedures, emergency arbitrators, and cost structures differ materially, and both updated their rules in 2025–2026.

What Law No. 30/1999 Covers, Statutory Overview and How It Applies

Law No. 30 of 1999 on Arbitration and Alternative Dispute Resolution was enacted on August 12, 1999, replacing the outdated arbitration provisions in the Indonesian Code of Civil Procedure (Reglement op de Burgerlijke Rechtsvordering). The statute governs both domestic and international arbitration where the seat is in Indonesia, and it provides a framework for the recognition and enforcement of foreign arbitral awards. While influenced by the UNCITRAL Model Law on International Commercial Arbitration, Law No. 30/1999 departs from the Model Law in several respects, notably in its treatment of court intervention, the scope of arbitrability, and the procedural timelines imposed on tribunal constitution.

The statute’s core architecture addresses five areas: the validity and form of arbitration agreements; the appointment and challenge of arbitrators; the conduct of proceedings; the rendering and registration of awards; and the recognition and enforcement of international arbitral awards. Articles 66–69 specifically govern the conditions under which a foreign arbitral award may be recognised and enforced in Indonesia, requiring an exequatur from the Central Jakarta District Court.

Practitioners should note that the statute limits court intervention. Article 3 provides that the District Court must decline jurisdiction over disputes that are subject to a valid arbitration agreement. Article 11 reinforces this by stipulating that an arbitration agreement eliminates the right of the parties to submit the dispute to any court.

Arbitration Agreement Formalities, Writing, Notarisation, and Content Checklist

Getting the arbitration agreement right at the drafting stage is the single most important step in protecting the enforceability of any future award. Law No. 30 of 1999 imposes specific formality requirements that, if missed, can invalidate the agreement and return the dispute to the ordinary courts.

Writing requirement, what satisfies it

Article 1(3) of Law No. 30/1999 defines an arbitration agreement as “an agreement in the form of an arbitration clause contained in a written agreement made by the parties before a dispute arises, or a separate arbitration agreement made by the parties after a dispute arises.” Article 4(2) reinforces this by requiring that the agreement be in a document signed by both parties. Where the agreement is made by exchange of letters, Article 4(3) permits this, but only if the exchange is documented by a notarial deed. In practice, this means three forms satisfy the writing requirement:

• Arbitration clause in a signed contract. The most common and safest form. The clause must be included in the body of a written agreement signed by both parties.
• Separate submission agreement (akta compromis). Executed after a dispute has arisen. Must be signed by both parties and must contain the subject matter of the dispute, the names and addresses of the parties, and the name and address of the arbitrator or arbitral tribunal.
• Exchange of letters or communications. Permitted under Article 4(3), but the statute requires that such exchange be documented through a notarial deed (akta notaris) to be enforceable.

Notarial deed practices

While a standard arbitration clause embedded in a signed commercial contract does not require notarisation to be valid, Indonesian practitioners commonly recommend executing the arbitration agreement as a notarial deed in high-value transactions. This practice serves an evidentiary purpose: a notarial deed constitutes akta otentik (authentic deed) under Indonesian law and carries a presumption of validity that is difficult to challenge in court. Where the arbitration agreement is formed by exchange of letters, notarisation becomes mandatory under the statute.

Essential clause elements and clause templates

A well-drafted arbitration clause under Law No. 30/1999 should address each of the elements in the table below. Omitting any of these can create grounds for jurisdictional challenges, enforcement difficulties, or procedural uncertainty.

Sample clause, BANI domestic:

“Any dispute arising out of or in connection with this Agreement shall be finally settled by arbitration administered by BANI in accordance with its prevailing Rules. The seat of arbitration shall be Jakarta. The tribunal shall consist of one (1) arbitrator. The language of the arbitration shall be Bahasa Indonesia.”

Sample clause, ICC international:

“All disputes arising out of or in connection with this Agreement shall be finally settled under the Rules of Arbitration of the International Chamber of Commerce by one or more arbitrators appointed in accordance with the said Rules. The seat of arbitration shall be Jakarta, Indonesia. The language of the arbitration shall be English.”

Sample clause, hybrid (domestic seat, international institution):

“Any dispute arising out of or in connection with this Agreement shall be finally resolved by arbitration under the Rules of the Singapore International Arbitration Centre (SIAC). The seat of arbitration shall be Jakarta, Indonesia. The tribunal shall consist of three (3) arbitrators. The language of arbitration shall be English. The substantive law governing this Agreement shall be the laws of Indonesia.”

How to Start Arbitration and Service, Procedural Steps and Practical Timelines

Understanding how to bring someone to arbitration under Indonesian law requires attention to both the statutory framework and the institutional rules selected in the arbitration clause.

Notice and claim

Under Law No. 30/1999, the claimant initiates arbitration by delivering a written notice to the respondent. Article 8 specifies that the notice must contain, at a minimum: the names and addresses of the parties; a reference to the arbitration agreement; a statement of the claim and the factual basis for it; and the relief sought. In ad hoc arbitration, this notice triggers the appointment timeline, the respondent has 30 days from receipt to nominate its arbitrator (Article 13). In institutional arbitration, the claimant files a Request for Arbitration with the chosen institution (BANI or ICC), which then manages notification and service on the respondent.

Seat versus venue and seat consequences

The seat of arbitration determines the procedural law governing the proceedings and identifies which courts exercise supervisory jurisdiction (setting aside, interim measures). The venue is merely the physical location of hearings and can differ from the seat. Law No. 30/1999 applies in full where the seat is in Indonesia, regardless of where hearings physically take place. Drafters should specify the seat explicitly; otherwise, the institution’s default rules or the tribunal may determine the seat, potentially producing an unexpected supervisory jurisdiction.

Emergency relief and interim measures

Article 32 of Law No. 30/1999 allows the tribunal to order interim measures at the request of a party. However, the statute does not provide for pre-tribunal emergency relief. For disputes requiring urgent interim measures before the tribunal is constituted, parties relying on ICC rules can utilise the emergency arbitrator mechanism. BANI’s rules also provide for interim measures once the tribunal is formed. In practice, parties may still apply to the Indonesian courts for interim relief under the general procedural code, as the statute does not expressly prohibit this.

Appointment of Arbitrators Under Law No. 30/1999, Party Appointment, Court Appointment and Timelines

The appointment of arbitrators is one of the most compliance-sensitive steps in any arbitration under Indonesian law. Law No. 30/1999 provides a structured process that escalates from party autonomy to court intervention when the parties cannot agree.

Party appointment process

Article 12 of Law No. 30/1999 establishes eligibility criteria. An arbitrator must be legally competent, at least 35 years old, have no family or financial relationship with any party, and have at least 15 years of experience and active expertise in the relevant field. In a three-member tribunal, each party typically nominates one arbitrator, and the two party-appointed arbitrators then select the presiding arbitrator. In a sole-arbitrator appointment, the parties must agree on the nominee.

Institutional appointment (BANI and ICC options)

Where parties have selected BANI as the administering institution, the Indonesian National Arbitration Board manages the appointment process under its prevailing rules. If a party fails to nominate within the prescribed period, BANI’s Chairman appoints the arbitrator on behalf of the defaulting party. Similarly, the ICC Court of Arbitration handles appointments under ICC Rules, confirming party-nominated arbitrators and appointing arbitrators where parties or co-arbitrators fail to act.

Court appointment mechanics (District Court and Supreme Court)

In ad hoc arbitration, if the respondent fails to appoint an arbitrator within 30 days of receiving the notice of arbitration, Article 13 of Law No. 30/1999 empowers the claimant to request the Chief Justice of the competent District Court to make the appointment. The court-appointment process does not involve a merits review; the court simply selects an eligible arbitrator from its register. The appointment of arbitrators by the Indonesian Supreme Court arises in the enforcement context, specifically in the exequatur procedure under Articles 66–69, where the Supreme Court (Mahkamah Agung) has a role in reviewing enforcement requests for international arbitral awards.

Institutional Choice, BANI (Domestic) vs ICC (International) in 2026 Context

Selecting the right arbitral institution is a decision with significant consequences for cost, speed, and enforceability. Both BANI and the ICC have updated their procedural frameworks in recent years, making the comparative analysis particularly relevant for contracts being drafted or renegotiated in 2026.

BANI 2025, highlights

The Indonesian National Arbitration Board updated its rules in 2025 to modernise procedural aspects of domestic arbitration. The updated BANI rules place greater emphasis on case-management efficiency, including tighter timelines for the submission of statements of claim and defence. Parties selecting BANI should review the current version of the rules available on the official BANI website to confirm specific procedural deadlines and cost schedules, as the institution periodically adjusts its fee structure.

ICC 2026, highlights

The ICC’s updated rules, effective from 2026, expand the scope of the expedited procedure and introduce revised time-management provisions. Early indications suggest the key changes include a higher monetary threshold for automatically applying expedited procedure provisions, refined case-management conference requirements, and enhanced provisions for the use of technology in hearings. The emergency arbitrator mechanism, already available under prior ICC rules, continues to provide pre-tribunal interim relief, a feature that remains unavailable in ad hoc arbitration under Law No. 30/1999.

BANI vs ICC, key features comparison

For domestic supplier agreements, joint-venture disputes, and construction contracts governed by Indonesian law, BANI is typically the more cost-effective and culturally appropriate choice. For cross-border transactions, particularly those involving foreign investors, international financing, or assets located outside Indonesia, the ICC’s global enforcement infrastructure and procedural rigour are likely to provide greater assurance to all parties.

Enforcement, Exequatur and Judicial Interaction, Practical Steps Post-Award

An arbitration award is only as valuable as its enforceability. Law No. 30/1999 establishes distinct procedures for domestic and international awards.

Registering domestic awards

Article 59 of Law No. 30/1999 requires that domestic awards be registered with the Registrar of the District Court having jurisdiction over the respondent’s domicile within 30 days of the award being rendered. Failure to register within this period renders the award unenforceable. Once registered, the award becomes enforceable through the standard judicial enforcement process. The prevailing party must obtain an enforcement order (executorial beslag) from the Chief Justice of the District Court where the award was registered.

Grounds for setting aside and enforcement of foreign awards

The statute does not provide a dedicated “setting aside” procedure comparable to Article 34 of the UNCITRAL Model Law. However, Indonesian courts have accepted challenges to domestic awards on limited grounds, including where the award was rendered outside the scope of the arbitration agreement or where the award conflicts with public policy. For international arbitral awards, Articles 66–69 of Law No. 30/1999 establish the exequatur procedure.

A foreign award must satisfy four conditions for enforcement: it must be rendered by an arbitrator or tribunal in a state that is bound by a bilateral or multilateral treaty with Indonesia on recognition of awards; the award must fall within the scope of commercial law under Indonesian law; the award must not violate public policy; and the award must have obtained an exequatur from the Central Jakarta District Court.

Risk and Red Flags, Drafting and Litigation Traps to Avoid

Even experienced drafters encounter recurring pitfalls when preparing arbitration agreements under Law No. 30/1999. The following red flags should be addressed during contract review and sign-off:

• Vague or missing seat clause. Omitting the seat creates disputes over which court has supervisory jurisdiction. Fix: always specify the seat by city and country.
• Conflicting governing law and seat. A clause that selects Singapore law as the governing law but Jakarta as the seat may create confusion about the procedural law of the arbitration. Fix: clarify that the governing law applies to the substance of the dispute, while the law of the seat governs procedural matters.
• Missing institutional rules designation. Clauses that refer to arbitration without specifying an institution or a set of rules default to ad hoc arbitration, which increases procedural uncertainty. Fix: name the institution and reference its current rules.
• Improper notarisation of exchange-of-letters agreements. Failing to notarise an arbitration agreement formed by letter exchange renders it unenforceable under Article 4(3). Fix: always have the exchange documented through a notarial deed.
• Ambiguous arbitrator appointment language. Clauses that state “the parties shall agree on an arbitrator” without providing a fallback mechanism can lead to deadlock. Fix: include a default appointment authority (e.g., BANI Chairman or ICC Court) if the parties cannot agree within a specified period.
• Assuming confidentiality. Law No. 30/1999 does not impose a statutory obligation of confidentiality on arbitral proceedings. Fix: include an express confidentiality provision in the arbitration clause.

Conclusion, Recommended Clause Templates and Next Steps

Law No. 30 of 1999 on Arbitration and Alternative Dispute Resolution provides a workable but detail-sensitive framework for arbitration in Indonesia. The statute’s writing and formality requirements, its arbitrator-appointment timelines, and its enforcement procedures create compliance obligations that must be addressed at the contract-drafting stage, not when a dispute arises. By selecting the appropriate institution (BANI for domestic disputes, ICC for cross-border matters), specifying the seat and language, and incorporating a clear appointment mechanism, commercial teams can significantly reduce the risk of jurisdictional challenges and enforcement delays.

The sample clause templates provided in this guide, for BANI domestic, ICC international, and hybrid arrangements, offer a starting point, but every arbitration clause should be tailored to the specific transaction, counterparty, and governing law. Practitioners should verify the latest institutional rules directly on the official BANI and ICC websites, as both institutions have updated their rules in 2025–2026. For tailored clause-drafting advice and guidance on appointment mechanics under Indonesian law, contact a qualified arbitration practitioner through the Global Law Experts network.

Sources

1. Badan Pembinaan Hukum Nasional, Official PDF of Law No. 30 of 1999
2. Peraturan BPK (Indonesia Official Gazette), UU No. 30/1999
3. BANI, Indonesian National Arbitration Board (Official Site)
4. ICC, International Chamber of Commerce (Arbitration Rules)
5. UNCITRAL, Model Law on International Commercial Arbitration
6. Mahkamah Agung (Supreme Court of Indonesia)