In Memoriam CAVV-lid Rutsel Martha

In Memoriam Rutsel Martha (1955-2026)

by prof. Jan Wouters, member of the CAVV

On 3 June 2026, Dr. Rutsel Silvestre Jacinto Martha passed away in Willemstad, Curaçao, at the age of seventy. With his death, Curaçao has lost one of its most distinguished jurists, diplomats, public servants, and international civil servants. The international legal community, too, bids farewell to a scholar and practitioner whose career combined intellectual excellence with public service at the highest levels of national and international governance.

Rutsel Martha was born on 31 December 1955 in Curaçao. After completing his secondary education at the Peter Stuyvesant College, he embarked upon a course of study that would shape the trajectory of his remarkable career. He studied public international law and international organizations at Leiden University. He later obtained a Master's degree in international banking and financial law from American University in Washington, D.C., before returning to Leiden to complete his doctoral dissertation in 1989. His doctoral supervisor was professor Pieter Kooijmans.

His doctoral thesis, The Jurisdiction to Tax in International Law[1], was awarded the prestigious Mitchell B. Carroll Prize and immediately established him as an original and sophisticated thinker in international legal doctrine. At a time when questions concerning fiscal sovereignty, cross-border taxation, and the legal limits of state jurisdiction were becoming increasingly important, Martha offered a rigorous analysis that continues to be cited in discussions of international tax law. The work reflected qualities that would characterize his entire scholarly career: intellectual precision, conceptual depth, and a willingness to address complex legal questions from a genuinely international perspective.

Martha's professional life began in academia. Between 1983 and 1987 he taught at the then University of the Netherlands Antilles, where he helped educate a generation of students in law and public administration. Even at this early stage of his career, colleagues recognized both his formidable intellect and his commitment to fostering legal scholarship within the Caribbean. During his student years he had already demonstrated leadership by founding the Societas Iuridica Antilliana et Arubana, reflecting his conviction that legal education and scholarly exchange were indispensable for the development of the region.

From academia he moved into international financial law and public administration. He served as legal adviser to the Central Bank of the Netherlands Antilles and subsequently worked in the Legal Department of the International Monetary Fund. These positions provided him with a practical understanding of the interaction between international law, economic governance, and institutional decision-making. They also marked the beginning of a career that would increasingly unfold on the international stage.

A decisive turning point came in 1990, when Martha was appointed Plenipotentiary Representative of the Netherlands Antilles to the European Union in Brussels. During the eight years he spent in that position, he emerged as one of the principal architects of the relationship between the overseas countries and territories of the Kingdom of the Netherlands and the European Union. He played a leading role in the negotiations concerning the Overseas Countries and Territories Association (OCT) Decision and was widely regarded as the architect of its modernization. His work required not only legal expertise but also diplomatic skill, strategic vision, and an ability to reconcile diverse political interests. Through his efforts, the interests of the Netherlands Antilles received a strong and respected voice within the European institutional framework.[2]

In 1998 Martha entered government as Minister of Justice of the Netherlands Antilles, serving in the cabinets of Miguel Pourier and Suzy Römer until 2002. As minister he guided important legislative reforms and contributed significantly to the strengthening of the rule of law and public institutions. His approach to public office was informed by the same principles that guided his academic and international work: respect for legality, commitment to good governance, and confidence in the capacity of institutions to serve the public good.

Following his ministerial service, Martha resumed an international career of extraordinary breadth. He held senior legal positions within several leading international organizations, most notably as Director-General for Legal Affairs at INTERPOL – where I met him for the first time – and later at the International Fund for Agricultural Development (IFAD), a specialized agency of the United Nations.[3] These appointments reflected the esteem in which he was held by the international community and the trust placed in his judgment on matters involving the governance of complex international institutions.

His experience at INTERPOL inspired what is perhaps his best-known scholarly contribution. In The Legal Foundations of INTERPOL, first published in 2010[4] and revised in a substantially expanded second edition in 2020[5], Martha produced the most comprehensive legal study ever written on the world's largest international police organization. The work demonstrated not only his mastery of institutional law but also his unique ability to bridge the worlds of scholarship and practice. For many lawyers, scholars, and practitioners seeking to understand the legal status, powers, and accountability of INTERPOL, the book became the standard reference.

His scholarly output extended well beyond international institutional law. In Tax Treatment of International Civil Servants (2009)[6], Martha addressed the complex legal regime governing the fiscal position of officials serving international organizations, an area in which he possessed unrivalled practical experience. His later monograph, The Financial Obligation in International Law (2015)[7], represented a major contribution to the understanding of financial commitments within the international legal order. Across these works, one finds a consistent intellectual project: the exploration of how international law structures authority, allocates responsibility, and enables cooperation among states and international institutions. He also made significant scholarly contributions to the law of the World Trade Organization in that organization’s younger years.[8]

What distinguished Martha's scholarship was not merely its technical excellence but its grounding in practical experience. Unlike many scholars who write about international organizations from an external perspective, he understood these institutions from within. He knew their strengths and their limitations, their legal foundations and their political realities. As a result, his writings possessed a rare combination of theoretical sophistication and practical relevance.

Alongside his work in international organizations, Martha remained deeply committed to teaching and mentoring. He served as visiting professor at institutions including New York University and the National University of Singapore, where students benefited not only from his extensive knowledge but also from his global outlook and intellectual curiosity. Throughout his career he maintained strong ties with academia and continued to contribute to scholarly debates on public international law, international organizations, and global governance.

Even after concluding his service within international organizations, Martha remained professionally active. Establishing a successful international advisory practice in London, he continued to advise governments, institutions, and private clients on complex legal and governance issues. He also served as a member of the Advisory Committee on Public International Law of the Dutch Ministry of Foreign Affairs, contributing his expertise to questions at the intersection of international law and public policy.

His influence extended beyond the formal positions he held. Those who worked with him – like I did some 25 years ago – frequently remarked upon his sharp analytical mind, independence of judgment, and remarkable ability to identify solutions to seemingly intractable problems. He possessed a rare capacity to move comfortably between different legal cultures and institutional environments, whether in the Caribbean, Europe, North America, Asia, or within the multilateral organizations that had shaped his professional life.

Yet for all his international achievements, Martha never lost sight of his roots. He remained deeply attached to Curaçao and consistently sought to place his expertise at the service of his island and its people. Whether as diplomat, minister, adviser, scholar, or public intellectual, he believed that legal knowledge carried with it a responsibility to contribute to the common good.

In recent years, despite declining health, he remained a respected and influential figure in public life. Following the 2021 elections in Curaçao, he was called upon to serve as informateur during the government formation process, a testament to the confidence that political leaders across the spectrum continued to place in his integrity, wisdom, and judgment.

The life of Rutsel Martha demonstrates the remarkable impact that one individual can have across multiple domains of public service. He excelled as a scholar, diplomat, minister, international civil servant, teacher, and adviser. In each of these capacities he displayed the same qualities: intellectual rigor, independence of mind, professional integrity, and a profound commitment to public service.

The international legal community has lost a distinguished scholar whose writings enriched the study of international law and international organizations. International institutions have lost a trusted counsellor and leader. Curaçao has lost one of its most accomplished sons.

Those who had the privilege of knowing Rutsel Martha will remember not only his impressive achievements, but also the imagination, vision, and determination with which he pursued them. Moreover, he was a truly amiable man with an impressive cultural background. His legacy endures in the institutions he helped shape, the students he taught, the colleagues he inspired, and the scholarship he leaves behind.

He will be remembered with gratitude, admiration, and respect.

[1] Rutsel Martha, The Jurisdiction to Tax in International Law: Theory and Practice of Legislative Fiscal Jurisdiction (Deventer, Kluwer Law and Taxation Publishers, 1989).

[2] That his expertise also stretched to EU law is demonstrated by his article ‘The Fund Agreement and the Surrender of Monetary Sovereignty to the European Community’ 30 Common Market Law Review 1993,  749-786.

[3] See on IFAD notably his publications Rutsel Martha, ‘Mandate Issues in the Activities of the International Fund for Agricultural Development (IFAD)’ 6:2 International Organizations Law Review 2009, 447-477; id, ‘The General Counsel as a Transactional Lawyer: Structuring the Commitments to Replenish the Resources of the International Fund for Agricultural Development’, in Asif H Qureshi and Xuan Gao (eds), International Economic Organizations and Law: The Perspective and Role of the Legal Counsel (Alphen aan den Rijn, Kluwer Law International, 2012), 133-186.

[4] Rutsel Martha, The Legal Foundations of INTERPOL (Oxford, Hart Publishing, 2010).

[5] Rutsel Martha, Courtney Grafton and Stephen Bailey, The Legal Foundations of INTERPOL (Oxford, Hart Publishing, 2020, 2^nd ed). See also his chapter ‘Challenging Acts of INTERPOL in Domestic Courts’ in A. Reinisch (ed), Challenging Acts of International Organizations before National Courts (Oxford, OUP, 2010), 206-238.

[6] Rutsel Martha, Taks Treatment of International Civil Servants (Leiden – Boston, Martinus Nijhoff, 2010).

[7] Rutsel Martha, The Financial Obligation in International Law (Oxford, OUP, 2015).

[8] See inter alia Rutsel Martha, ‘World Trade Disputes and the Exhaustion of Local Remedies Rule’ 30 Journal of World Trade 1996, 107-130; id., ‘Representation of Parties in World Trade Disputes’ 31 Journal of World Trade 1997, 83-96;  id., ‘Presumptions and Burden of Proof in World Trade Law’ 14 Journal of International Arbitration 1997, 67-98; id, ‘Capacity to Sue and Be Sued under WTO Law’ 3 World Trade Review 2004, 27-51; id., ‘The Duty to Exercise Judgment on the Fruitfulness of Actions in World Trade Law’ 35 Journal of World Trade 2001, 1035-1059.

This In Memoriam will be forthcoming in Netherlands International Law Review.