That the tax authorities are allowed to impose taxes is widely known. What is less well known is when the tax authorities must impose taxes. And what to do when one set of regulations requires the tax authorities to impose taxes while other regulations prevent them from doing exactly that? Vergouwen’s…

Our courses are aimed at higher educated professionals, starters, experienced professionals and managers. You can choose from day-long Masterclasses, multi-day courses and an intensive one-year program. Our English courses about Terrorism, Law, Safety and Security are listed below.

The League of European Research Universities (LERU) is a group of 24 leading European research universities.

Iris Wuisman and Morshed Mannan of the Company Law department attended a European workshop on blockchain and the law at the European University Institute (EUI) in Florence on 30 November 2017- 1 December 2017.

Systematic investigations into religious precepts, worldly rules of law and legal practices in the Muslim world show clearly how these societies deal with justice and injustice. Sharia, the Islamic ‘legal system’, plays an important role in this context.

Madeleine O. Hosli, Professor of International Relations, wrote this book in which she analyses the complex relations between the European Union (EU) as a regional organization and the United Nations (UN) as an international, global governance institution.

Are you thinking about studying European Union Studies? Learn more and watch the introduction video.

By making use of artificial tax arrangements via the Netherlands and other countries, corporations and wealthy individuals worldwide together manage to avoid paying $472 billion in tax.

Three teams of students from the European Law Master (LLM) and the Advanced LLM in European and International Business Law (EIBL) participated in this year’s edition of the European Law Moot Court (ELMC). All teams worked intensively between September and November to submit written pleadings. Two of…

Research on this theme concerns the legitimacy and effectiveness of Europe’s institutional order in the face of public alienation and normative contestation.

Promotor: J.N. Kok, Co-promotor: W.A. Kosters

On 12 September 2024, the official ceremony opening the academic year 24-25 for students of the European Law master’s programme took place at Leiden Law School, organised by the Europa Institute.

Legal education initiative of the Leiden University, the University of Groningen and Universitas Indonesia.

This Leiden Law School page provides various information on Diversity & Inclusion at the faculty. It explains why D&I are key objectives, lists our current D&I projects, and outlines the faculty’s plans for improvements in these areas.

Leiden is the place for Law

Ben Van Rompuy participated as an invited expert in the 22nd Annual Meeting of the Association of European Competition Law Judges (AECLJ), which took place in Berlin between 30 May and 1 June 2024. The event was co-organised by the European Commission.

The Institute of Private Law at Leiden University kindly invites you to an online book launch of the book Legal Pluralism in European Contract Law. The author will introduce the theme and summarise the main conclusions of the book, followed by comments from two panelists. Afterwards, there will be a…

Research on this theme concerns Europe’s position in global markets, its response to the emergence of new international trade and financial actors that challenge institutions where Europe has long had considerable influence.

Agrian History, 5300 BC - AD 1000; C.C. Bakels

Almost all languages of Europe and of a large part of western Asia belong to a single language family, which is called Indo-European, and which includes modern languages like English, Dutch, Russian, Farsi, but also ancient ones like Ancient Greek, Latin, Hittite and Sanskrit.

How much mortgage interest can I claim back according to law? Or maintenance payments, how much do the tax authorities let me deduct? Many citizens struggle with questions about the application of tax legislation. Roberto van den Heuvel investigated in what way tax legislation should provide clarity…

From 15-19 July 2019, the department of Labour Law hosted the first Global & European Labour Law Summer School. Participants from 10 different nationalities and 3 different continents joined the Summer School.

At Leiden Law School of Leiden University, it is possible to take certain courses on a contract basis. As contract student, you will join the regular students in the classroom. After passing the exam, you will be awarded a course certificate.

Just published: Nederlands internationaal privaatrecht Special issue: Private international law and finance

The Labour Law and Social Security department provides both bachelor’s level and master’s level teaching.

The starting point for this research project is the notion that the human brain is susceptible to all kinds of fallacies and biases that affect our perceptions and influence our reasoning outside of our conscious awareness. Indeed, most people think they are merely observing facts and that they process…

The International Air Law Moot Court Competition is a unique opportunity for students seeking to gain experience in the development of arguments in the field of international law and international air law, while also establishing contacts around the world.

The Hazelhoff Centre for Financial Law provides academic teaching and performs research in the field of financial law.

On 24 and 25 September 2021, the 20th Austrian European Law Day took place at the University of Liechtenstein on the topic of

Law & Business Administration is a specialisation of the master’s programme Rechtsgeleerdheid (Law) at the renowned Leiden Law School of Leiden University.

Public International Law is a one-year Master’s specialisation at the internationally acclaimed Leiden Law School at Leiden University. The programme focuses on the legal framework that governs international relations in an increasingly complex global society.

The international legal order is in a process of transformation. But how transforms globalization the international legal order? This research programme provides a clearer framework to analyze this..

European integration is under pressure. At the same time, the notion of a European administrative space is being explicitly voiced. But does a shared idea of the public servant exist in Europe?

Leiden University’s Master of Laws in Advanced Studies in Law and Finance (L.L.M.) examines the complex, international and multidisciplinary area of law and finance: markets, regulation and a sustainable society.

On 18 May 2011, Dr. Ben Knapen, Minister for European Affairs and International Cooperation, delivered the annual Van Vollenhoven Lecture on “Rule of Law and Development”.

This edited publication aims at reflecting on the future of discussions on the applicability of international law to States’ use of ICTs in the context of highly politicised discussions at the multilateral level and offering practical suggestions for the European Union to pursue its objectives in this…

This book offers a comprehensive analysis of the international law applicable to cyber operations, including a systematic examination of attribution, lawfulness and remedies. It demonstrates the importance of countermeasures as a form of remedies and also shows the limits of international law, highlighting…

On 21 October 2021, Frederik Behre defended the thesis 'A European Ministry of Finance?'. The doctoral research was supervised by Prof. S.C.G. Van den Bogaert.

LUGO is launching Green Teams throughout the University, starting with the Law Faculty.

One of the recurring points of discussion within the Criminal Justice research programme is the question of what behaviour should or should not fall within the scope of criminal law. This research theme is examined from a legal-dogmatic and social-scientific perspective.

Are you thinking about studying Public International Law? Learn more and watch the videos.

The project Advancing The European Multilingual Experience (AThEME) studied multilingualism in Europe by incorporating and combining linguistic, cognitive and sociological perspectives.

From Thursday-Friday 28-29 April 2022 the Stichting Bob Wessels Insolvency Law Collection (BWILC) invites PhD students from Europe and beyond to participate in a fourth edition of the PhD workshop on European/International Insolvency Law.

Vasiliki Kosta presented her research on ‘The EU fundamental right to freedom of the arts and sciences: exploring the limits on the commercialisation of academia' at the Maastricht Centre for European Law on 28 February 2023. The seminar was convened by Dr Annalisa Volpato, and Dr Vigjilenza Abazi acted…