Arbitration in Portugal has experienced significant growth and consolidation
Publicado em 7/05/2026

1. How do you assess the evolution of arbitration in Portugal in recent years and the country’s position in the international context?
In recent years, arbitration in Portugal has experienced significant growth and consolidation. Its legal framework has been modernised, particularly with the adoption of the Portuguese Voluntary Arbitration Law, which is largely inspired by the UNCITRAL Model Law. This has contributed to greater legal certainty and predictability, making Portugal an attractive venue for both domestic and international arbitration.
Portuguese arbitral institutions have also gained prominence, and there is a growing pool of experienced arbitrators and practitioners. Internationally, Portugal is increasingly recognised as a reliable and neutral jurisdiction for resolving cross-border disputes, especially those involving Portuguese-speaking countries. Our strategic location and strong legal tradition further enhance its standing in the global arbitration community.
2. In your view, does arbitration require a different strategic approach compared to traditional litigation? Where does this difference lie most significantly?
Arbitration indeed requires a distinct strategic approach compared to traditional litigation. One of the most significant differences lies in the flexibility and autonomy that parties have in arbitration, from selecting arbitrators to determining procedural rules. This flexibility allows for tailored procedures that can better suit the specifics of each dispute.
Additionally, the confidential nature of arbitration and the limited scope for appeals mean that parties must be particularly thorough in presenting their case from the outset. The role of the arbitrator, who often has specialised expertise, also influences strategy, as arguments may need to be more technical or industry specific.
Overall, the emphasis in arbitration is on efficiency, precision, and adaptability, which contrasts with the more rigid and formal procedures of court litigation.
3. Arbitration is often associated with efficiency, but in practice, does this benefit persist given the increasing complexity of proceedings?
While arbitration is traditionally valued for its efficiency, the increasing complexity of disputes and the procedural sophistication of modern arbitrations can sometimes challenge this advantage. Complex cases may involve multiple parties, voluminous evidence, and intricate legal or technical issues, which can extend timelines and increase costs. However, the inherent flexibility of arbitration still allows parties to design procedures that can mitigate these challenges, such as streamlined document production or expedited hearings.
The efficiency of arbitration ultimately depends largely on the cooperation of the parties, the experience of the arbitrators, and the effective management of the process.
Despite the growing complexity, arbitration generally remains more adaptable and potentially faster than traditional litigation, especially in cross-border disputes.
4. What are the main challenges faced by lawyers in arbitration in Portugal today?
Lawyers practising arbitration in Portugal face several challenges. One of the main issues is keeping up with the evolving legal framework and best practices, both domestically and internationally. The increasing complexity of cases requires a high level of specialisation and technical knowledge.
Another challenge is managing client expectations regarding costs, timelines, and the confidentiality of proceedings.
Additionally, lawyers must be adept at navigating cultural and linguistic differences in international arbitrations, particularly given Portugal’s role as a bridge between Europe, Africa, and Latin America.
Finally, the need for effective advocacy in a less formal and more flexible environment than the courts demand adaptability and a strategic mindset.
