IAPL Colloquium 2026 Programme

Wednesday, 28 October 2026

Cour de cassation, 5 quai de l’Horloge, 75001 Paris

16:00 – Welcome remarks

• Christophe Soulard, First President of the Court of Cassation
• Luis Vassy, Director of Sciences Po
• Thomas Lyon-Caen, President of the Bar of the Conseil d’État and the Court of Cassation

Environmental Justice: Procedures matter

• Eduardo Oteiza, President of the IAPL

Environmental Justice: A Human Rights Perspective

• Sunita Narain, Environmental activist, researcher, and public intellectual

Keynote speech

• Loïc Cadiet, Emeritus Professor, Paris 1 Panthéon-Sorbonne University

Reception

Thursday, 29 October 2026

Maison du Barreau, 2 rue de Harlay, 75001 Paris

Welcome Address

• Louis Degos, President of the Paris Bar

09:00 – The Concept of Parties to the Proceedings

• Santiago Pereira Campos, Professor, University of Montevideo (Uruguay); President of the Ibero-American Institute of Procedural Law
• Bart Krans, Professor, Leiden University (Netherlands)

Moderator: Jean-Baptiste Parlos, First President of the Rennes Court of Appeal

10:00 – Discussion

10:30 – Coffee Break

11:00 – Identifying the Competent Court

• Fernando Gascón Inchausti, Professor, Complutense University of Madrid (Spain)
• Christina Voigt, Professor, University of Oslo (Norway)

Moderator: Olivier Saumon, Association Droit et Procédure

12:00 – Discussion

12:30 – Lunch Break

14:00 – Determining the Available Remedies

• Elena Di Alessandro, Professor, University of Turin (Italy)
• Giovanni Priori, Professor, Pontificia Universidad Católica del Perú (Peru)

Moderator: Laurence Roques, Lawyer, Member of the Conseil national des barreaux

15:00 – Discussion

15:30 – Coffee Break

16:00 – Alternatives to State Justice

• Kamalia Metiyeva, Professor, Paris-Est Créteil University (France)
• Joseph Djogbénou, President of the National Assembly; Professor, University of Abomey-Calavi (Benin)

Moderator: Soraya Amrani Mekki, Professor and Director of the Law Department at Sciences Po Law School

17:00 – Discussion

Friday, 30 October 2026

Sciences Po, 27 rue Saint-Guillaume, 75007 Paris

09:00 – The Challenge of Evidence in Environmental Matters

The role of the expert. The precautionary principle. Scientific truth and judicial truth. The court’s ex officio powers in evidentiary matters. Financing evidence.

• Antonio Cabral, Professor, Rio de Janeiro (Brazil)
• Julie Klein, Professor and Dean of the Law School, Sciences Po (France)

Moderator: Tarik Lakssimi, Professor; Director of the Research Department, École nationale de la magistrature

10:00 – Discussion

10:30 – Coffee Break

11:00 – Judicial Decisions in Environmental Matters

Effects of res judicata. Recognition of judgments in other States. Enforcement of judicial decisions.

• Raúl Núñez, Professor, University of Valparaíso (Chile)
• Alan Uzelac, Professor, University of Zagreb (Croatia)

Moderator : Emmanuel Gassmann, justice officer appointed by the National Chamber of Justice Officers

12:00 – Discussion

12:30 – Lunch Break

• 14:00 – Defining a Procedural Strategy: Results of the Fictional Case Study

A workshop will take place over the two days to address a shared fictional case study, approached from the perspective of different legal systems.

Workshop Leaders: Sonya Djemni-Wagner, Mustapha Mekki, and Laure Abromovitch.

• 14:00 – Call for Papers and the Marcel Storme Prize

Presentation by Frédérique Ferrand, Remco van Rhee, and Eduardo Oteiza

16:00 Marcel Storme Prize

17:30 – Closing Remarks

• Eduardo Oteiza, President of the IAPL

Presentation of the Vienna World Congress

• Burkhard Hess, Professor, University of Vienna

Gala Dinner
For registered participants.