The European Parliament’s newly created Subcommittee on Tax Matters held a public hearing on the EU’s work on harmful tax practices on the 1st of December.

On Monday 24 April 2023, the Europa Institute held a hybrid Leiden Law Exchange (LLX) Roundtable to discuss the Irish Supreme Court’s Costello ruling on the government’s proposed ratification of the EU-Canada Economic and Trade Agreement (CETA).

Fractievoorzitters van linkse partijen roepen minister Faber op Mikael niet uit te zetten. Faber zegt niet bevoegd te zijn en verwijst naar het besluit van de Raad van State dat Mikael en zijn moeder definitief geen verblijfsvergunning krijgen. Mark Klaassen, universitair docent immigratierecht en lid…

Making migration a key campaign issue in the recent Dutch general elections is one thing, but turning it into actual policy is another. ‘95% of Dutch immigration legislation is governed by European law’, says Emeritus Professor Peter Rodrigues in Dutch daily newspaper 'Trouw'. In short: political parties…

Chances that Dutch Prime Minister Mark Rutte will become Secretary General of NATO are becoming increasingly likely now that the US and most western countries have expressed their support. The question now is how to appoint someone to the position of Prime Minister, who to appoint and when the situation…

On 13 October 2023, Tuvana Aras, PhD Candidate at the Europa Institute and the International Institute of Air & Space Law, took part in the Second Max Planck Law Conference for Young European Scholars hosted by the Max Planck European Law Group in Frankfurt, Germany.

Currently, the bill ‘Wet versterking waarborgfunctie Awb’ (strengthening the guarantee function of the Dutch General Administrative Law Act) is in preparation. The bill is intended to strengthen the human dimension in the execution and administration of justice.

Professor Hermen Overkleeft has received the esteemed Roy L. Whistler International Award in Carbohydrate Chemistry for 2024 by the International Carbohydrate Organization. The award recognises Overkleeft’s outstanding contributions to the field of carbohydrate chemistry and biochemistry.

The civil lawsuit against the Congregation of 'Onze Lieve Vrouw van Liefde van de Goede Herder' starts this week. A total of 19 women, aged from 62 to 91, together with the women’s rights foundation Clara Wichmann wants recognition through the courts that there was a situation of forced labour at youth…

On Thursday 5 April, Leiden University had the honour to receive Professor Jurian Langer within the framework of the European Union Seminar Series, jointly organized by the master’s programme in International Relations, the Institute for History and the Europa Institute at the Leiden Law School.

Francesco Ragazzi (Institute of Political Science), Julian Ross (Center for the Arts in Society) and Mark Westmoreland (Institute of Cultural Anthropology and Development Sociology) set up the interdisciplinary research centre ReCNTR.

Geert Wilders zaait twijfel door de verkiezingsuitslag in twijfel te trekken, wat volgens critici herinnert aan de tactiek van Donald Trump. Hoogleraar staatsrecht, Wim Voermans, noemt het in het Nederlands Dagblad een ‘trumpiaans soort hetze.’

On 7 and 8 March 2024, SciencesPo Law School hosted the ‘Legal Technologies and the Bodies’ conference, where Carlotta Rigotti, postdoctoral researcher focusing on law, gender, and technology at eLaw, presented her working paper about legal perspectives on sex robots and consent.

The Dutch Tax and Customs Authority is planning to start enforcing income tax and contribution obligations again following a moratorium lasting several years. The tax authority is doing this in a move to combat sham self-employment; a dossier that continues to be a huge obstacle for the Dutch House…

Een knelpunt bij burgerinitiatieven is dat de wet voor initiatiefnemers vaak een barrière vormt. Esmee Driessen, gastdocent Staats- en bestuursrecht en expert in burgerparticipatie, bespreekt twee belangrijke verbeterpunten uit haar proefschrift, waarop zij in juni 2024 promoveerde, in OverheidvanNu…

Caroline van Eck has been awarded the Descartes-Huygens Prize. She will receive the award in March 2014. The prize includes a period as a guest researcher in France. Van Eck has been awarded the prize for her excellent research and her contribution to French-Dutch collaboration.

Writing a master’s thesis in Political Science is a demanding yet rewarding journey. Every year, students deliver impressive research that showcases their analytical skills and academic rigor. This year, one thesis stood out for its exceptional quality. On 31 October 2025, during the master’s graduation…

In recent years, much research has been conducted at the Department of Labour Law on the topic of sustainability and fundamental labour rights. Linked to this field is a journal: the International Labor Rights Case Law Journal (ILaRC).

On Wednesday 13 February Mike Eman, former Prime Minister of Aruba, delivered a lecture on the relationship between Aruba, The Kingdom of the Netherlands and the European Union. He spoke about the constitutional position of Aruba in The Kingdom of the Netherlands in the light of EU law and its future…

Barbara Gravendeel has been appointed as the new scientific director of Hortus botanicus Leiden. Additionally, she has been named Professor of Plants and Society. Gravendeel succeeds Paul Keßler, who held the position for nineteen years. Currently, she works as a group leader at Naturalis Biodiversity…

The newly launched NWO funded research project ‘Bridging art, design and technology through Critical Making’ aims to interrogate Critical Making by experimentally applying it to a broad range of artistic practices.

On Friday 23 April, Jorrit Rijpma appeared before the European Parliament’s Working Group on Frontex Scrutiny. This working group was set up by the Parliament’s Committee on Civil Liberties, Justice and Home Affairs (LIBE) in response to allegations of serious fundamental rights violations taking place…

A study by an international group of scientists headed by Prof. Michael Richardson showed that asymmetry in the snake lungs manifests itself early in development.

Door onduidelijke stikstofregels komen milieuzaken steeds vaker voor de rechter. De zaak van een Reeuwijkse varkenshouder leidt al tientallen jaren lang tot een getouwtrek tussen een milieuorganisatie, de provincie en de rechter. Rogier Kegge, universitair docent Staats- en bestuursrecht, bespreekt…

Dr. Moritz Jesse, associate professor of European Union Law at the Europa Institute Leiden, addressed the members and audience of the panel “Citizenship and the Refugee Crisis” at the World Conference of the Association for the Study of Nationalities in New York, which took place at Columbia University,…

De overheid moet in een democratie openbaarheid nastreven, maar soms is geheimhouding noodzakelijk om belangen als veiligheid of privacy te beschermen. De Wet open overheid (WOO) bevat daarom een recht op overheidsinformatie, maar staat ook uitzonderingen daarop toe om in de wet gespecificeerde belangen…

In what circumstances can EU competition law impose on a dominant firm a duty to supply a competitor? On 19 May 2021, the Europa Institute organised a virtual Leiden Law Exchange (LLX) Roundtable to discuss the European Court of Justice’s recent clarifications on the matter.

Political scientist Cynthia van Vonno’s (Leiden University) 2016 dissertation has been shortlisted for the European Consortium for Political Research (ECPR) Jean Blondel PhD Prize. Her study of party group unity in parliamentary voting was chosen from an exceptionally high number of nominations.

The United States has recently imposed sanctions on four more senior officials of the International Criminal Court, including Judge Prost, who is a Canadian national. Jens Iverson, assistant professor of international law, commented on this in The Globe and Mail, Canada’s national newspaper.

This week, Bart Custers, Professor of Law & Data Science and Head of eLaw – Center for Law and Digital Technologies, has been named Mr. of the Week by the Dutch legal magazine Mr. The occasion for this is the 40th anniversary of eLaw that will be celebrated this week.

On Friday 26 August 2022, the Dutch cabinet presented its new asylum agreement. According to Assistant Professor Mark Klaassen, the new agreement is barely legal.

Koos Biesmeijer, Professor of Natural Capital, and Claire van Megen, an Educational and Child Studies student, are in with a chance of winning Leiden’s Person of the Year title.

A decade-long court case between US bank Morgan Stanley and the Dutch tax authorities has been settled, ‘Follow the Money’ has discovered. Jan van de Streek, Professor of Tax Law, spoke to the news medium: ‘I'm surprised Morgan Stanley paid everything.’

Dr. Vicky Kosta (Europa Institute, Leiden University), together with Professor Niamh Nic Shuibhne (University of Edinburgh), provided a course on “Cultural Diversity and European Law” at the EUI’s Academy of European Law two-week summer course in June 2023.

For the second time in six months, Hans-Martien ten Napel has been invited to write the opening essay for a series of international blog posts.

On 22 April the 5th edition of the book Introduction to Dutch Law (edited by Jeroen Chorus, Ewoud Hondius and Wim Voermans) was presented to dr. Geert Corstens, former president of the Dutch Supreme Court.

Invoking old legislation, Spain has imposed fines on five airlines, including Ryanair, in an attempt to crack down on extra fees for hand luggage and seat reservations, as well as other surcharges. Steven Truxal, Professor of Air and Space Law, discusses this in Dutch daily newspaper ‘de Volkskrant’…

A complex discussion is currently taking place in the Municipality of The Hague. An alderman has shared secret information about a future shelter with a group of select residents, asking them not to share this information with others. Geerten Boogaard, Professor Local Government, talks about the issue…

On Friday 2 June 2023, the Europa Institute launched the Liber Amicorum – “The EU and the WTO: Ever the Twain Shall Meet” – in honour of Marco Bronckers. To mark the special occasion, a panel discussion on five major challenges facing the EU and the WTO in the next fifty years was held.

The introduction of a compulsory coronavirus entry pass in the workplace is currently being considered behind the scenes. Dutch Minister of Health Hugo de Jonge spoke about this at the press conference on Tuesday 2 November. But such a measure is not without problems.

In the context of the Erasmus+ programme on ‘International Credit Mobility’, 17 exchange grants, with a joint worth of €83.000, were awarded to an exchange project between Leiden and East Africa.

What happens if a Member State decides to withdraw from the European Union? The “Brexit Charts” aim to provide information on the withdrawal procedure under Art. 50 TEU, on the legal consequences of leaving the EU and on the future relationship of the withdrawing state with the European Union.

Moritz Jesse, Associate Professor of EU Law at the Europa Institute, has published his book, “The Civic Citizens of Europe: The Legal Potential for Immigrant Integration in the EU, Belgium, Germany, and the United Kingdom”.

Vanwege de toenemende drukte, chaos en gevaarlijke situaties op fietspaden roepen de vijf grote gemeenten op tot een verbod. Volgens Geerten Boogaard, hoogleraar staats- en bestuursrecht, ligt de oplossing niet in een algeheel verbod. In EenVandaag licht hij de zaak toe.

The JASON Institute, together with the Jean Monet Centre of Excellence, Leiden University Campus The Hague, the Ministry of Foreign Affairs and Jonge Atlantici, is very pleased to invite you to the Symposium on European Defence- and Security Policy.

Het Centraal Orgaan opvang asielzoekers (COA) moet dwangsommen gaan betalen aan de gemeente Westerwolde bij overbezetting in Ter Apel. Wim Voermans, hoogleraar Staats- en Bestuursrecht, spreekt zich bij Sven op 1 uit tegen de maatregel: ‘Ze willen chaos creëren.’

Looking back on 2024, Elon Musk and his impact on the global stage, political developments in the Netherlands and the war in Ukraine come to mind. These and other topics were discussed in ‘De Jortcast’, a podcast hosted by Jort Kelder on Dutch radio offering ‘radio therapy against hypes and hysteria’.…

The number of life sentences in the Netherlands is rising sharply. This is a clear response to the serious drugs violence and brutal attacks on our rule of law. However, criminal justice experts do not believe that this will deter future offenders from carrying out liquidations.

On 23-24 October, 2023, Simona Demkova spoke at the meeting of Transnational Administrative Law Network on the transnational challenges of the EU large-scale informational cooperation, based on her recently published book, 'Automated Decision-Making and Effective Remedies'. The theme of this TALN meeting…

On 8-9 October 2020, ACES and the T.M.C. Asser Instituut organised an interdisciplinary online conference ‘Migration deals and their damaging effects’ on the implications of the increasing use of informal (non-binding) instruments in the field of migration.