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Monday
23 March
2026
14:30 to 17:00
IN PERSON
BY REQUEST
Monday 23 March 2026
14:30 to 17:00

Presentation

The development of voluntary carbon credit markets, originating from international climate initiatives such as the Kyoto Protocol, has introduced complex transnational commercial relationships involving states, private companies, and standard-setting bodies. These markets operate across borders and rely on contracts that lack a fully articulated legal framework, creating legal uncertainty regarding the creation, transfer, and verification of carbon credits. As a result, disputes are increasingly likely, including allegations of greenwashing, misrepresentation, contractual non-performance, and challenges to the validity or value of credits. Given the cross-border nature of these transactions and the absence of harmonized substantive rules, international arbitration has emerged as a particularly suitable mechanism to resolve such disputes and to foster trust and stability in these markets.

International arbitration is well suited to address disputes arising from carbon credit markets due to its procedural flexibility, and the near-universal enforceability of arbitral awards under the 1958 New York Convention. Arbitration can accommodate both purely commercial disputes between private actors and more complex disputes involving state entities, including potential investor–state claims under bilateral investment treaties if carbon credits are characterized as protected investments, as illustrated by recent ICSID case law.

As disputes proliferate in this evolving regulatory environment, arbitrators will be required to navigate novel legal questions by drawing on existing jurisprudence and analogies to comparable dispute categories. This event will be the occasion to assess how international commercial and investment arbitral tribunals can effectively respond to these challenges and contribute to the credible and sustainable functioning of global carbon markets.

Host Speakers

Caroline KLEINER
Law Professor
Université Paris Cité

Guest Speakers

Diego P. FERNÁNDEZ ARROYO
Professor
Sciences Po Law School
Dany KHAYAT
Partner
Mayer Brown
Bryce D. WILLIAMS
Legal Counsel
Permanent Court of Arbitration (PCA)
Wendy MILES
Barrister
20 Essex
Sara MARZAL
Legal Counsel
International Centre for Settlement of Investment Disputes (ICSID)
Professor Makane Moïse MBENGUE
Director of the Department of Public International Law and International Organizations of the University of Geneva
University of Geneva
Sarah CASSELLA
Academic
Université Paris Cité

Cocktail

17:00 - 18:00
Afternoon tea and coffee will be provided.

Venue

1 place de Saint-Thomas d'Aquin
Sciences Po
75007 Paris
Information :

Sciences Po Paris
1 Place de Saint-Thomas-d’Aquin, 75007 Paris,
Salon de la recherche, 1er étage

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