Law is of major importance for socio-economic development. Ideally, law organizes human interaction in a way that promotes justice and legal certainty and protects vulnerable groups from exploitation and arbitrariness.

Almost a century passed since the much-celebrated judgement in the case concerning the Factory of Chorzów was delivered. This 1928 judgement of the Permanent Court of International Justice affirmed the essential principle of ‘reparation’ in international law, claiming that ‘restitution’ is the preferred…

Loopholes in international tax legislation contribute to the misuse of tax rules by multinationals. Leiden University legal experts investigate how the complex national and international tax rules can be made more consistent in order to create a better tax system.

The research within eLaw is mainly (but not exclusively) connected to the Faculty of Law research program Effective Protection of Fundamental Rights in a Pluralist World. The central research question of this program is: What opportunities and threats flow from the existence of institutional and normative…

Become an expert in migration and diversity law with a multi-disciplinary focus. As societies grow more diverse, this program equips you to address legal challenges posed by global migration, understanding the law in its political, societal, and historical context.

The Institute of Criminal Law and Criminology comprises two departments. One focuses on research and teaching in the field of criminal law and procedure and the other on criminology.

The Law of the European Union is a complete reference work on all aspects of the law of the European Union, including the institutional framework, the Internal Market, Economic and Monetary Union and external policy and action.

The sustainable business law research group is dedicated to researching the complex relationship between business activities and sustainability. It strives to develop legal solutions that contribute to a more ethical, just, ecologically responsible and socially inclusive society. Our aim is to develop…

The Common Market Law Review is designed to function as a medium for the understanding and analysis of European Union Law, and for the dissemination of legal thinking on all matters of the European Union Law.

The center studies the many ways in which issues of law and justice are dealt with in art and literature with a focus on liminal issues and cases. These are issues and cases where law comes to the limits of what it is capable of dealing with and art and literature explore the implications of what is…

The Institute of Private Law is part of the Leiden Law School.

European Law is a one-year Master’s specialisation at the internationally renowned Leiden Law School at Leiden University. The programme distinguishes itself by its broad intra-disciplinary approach, covering institutional, constitutional as well as internal market and competition law of the EU in addition…

Unmanned aerial vehicles (UAVs), often referred to as drones, have become easy and inexpensive to buy, and it is generally expected that the use of drones by private individuals, businesses and public authorities will increase tremendously in the coming years. This raises questions as to what is technologically…

This new LL.M. specialisation within European Law will start in September 2024. This master will provide you with advanced knowledge of the legal aspects of migration, asylum, non-discrimination, immigrant ‘integration’, and diversity. The GMD-Legal programme is embedded in the multidisciplinary programme…

Leiden Law School has a methods portal that offers an overview of the various phases of empirical legal research.

Consumer complaints, the war against drugs, family issues, matters of state: Rechtsgeleerdheid (Law) is socially relevant and topical.

Our researcher and PhD candidate Helena Ursic was interviewed with Druzina, one of the biggest weekly newspapers in Slovenia.

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

How can ‘Big Data’ be used in development and humanitarian aid, and what are the risks? Leiden University and the United Nation’s Global Pulse are organising an international expert meeting in The Hague on 23 October.

How do commissions of inquiry operating in conflict situations utilize international law, and how can inquiry findings be utilized by other bodies belonging to the international legal community?

Do you like solving complex legal puzzles? Do you like analysing problems? If so, the bachelor’s programme Fiscaal Recht is right for you.

The master’s programme 'Jeugdrecht' considers topics like child abuse, child refugees, bullying via social media, adoption and divorce and aims to make a difference in the lives of the youngest members of our society.

On important occasions in a person’s life and where business is concerned, notarial practice plays a crucial role. The master’s programme 'Notarieel recht' is a versatile and challenging field of study.

The master’s programme 'Fiscaal Recht' provides you with in-depth theoretical and practical knowledge on all the ins and outs of tax law.

Data reuse and big data: a taxonomy for personal data reuse.

The Ministry of Education, Culture and Science, in consultation with the Netherlands Organization for Scientific Research (NWO), provides funding for the Netherlands National Law Sector Plan, part of the domain ‘Social Sciences and Humanities’.

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.

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.

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

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.

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

Leiden is the place for Law

Courses EU Tax Governance (EUTAXGOV).

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 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.

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..