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 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.

Law, Institute of Public Law, Europa Institute

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

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

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.

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…

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…

At the annual conference of the Nederlandse Vereniging voor Wetgeving (the Dutch association for legislation) that was held in the Auditorium of the Ministries of Internal Affairs and Kingdom Relations and Justice and Security in The Hague on Thursday 6 October, Gert Jan Geertjens defended the draft…

This master’s programme introduces the student to philosophical issues arising at the intersection of law, politics, and policy. This master’s programme is meant for students who wish to combine a master’s in Law, Political Science, Public Administration, or an adjacent discipline with a master’s in…

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

On 17 and 18 November 2016 the World Bank in Washington, D.C. hosted the Fourth International Conference on Legislation and Law Reform.

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?

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.

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.

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

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.

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

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’.

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

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.

Promotores: Prof.dr. G.F.A Kersten, Prof dr. J.A. Bouwstra

On Friday 13 December the VI RIDE Conference on the Modernization of European Administrative Law took place at the National Institute of Public Administration in Madrid.

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

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

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.

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

The Business & Law Research Network (BLRN) is a multidisciplinary research and expertise network that focuses on a variety of aspects of doing business within the context of company and insolvency law. BLRN is powered by the Company Law Department and the Department of Business Studies at Leiden Law…

The department of labour law is responsible for teaching and researching labour law and social security law. Both exciting and topical issues.

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.

Darinka Piqani visited the Law Faculty of the University of Tirana (Albania) on 16-20 January 2023 and lectured on the transparency and the right to information in EU law. These lectures were held in the context of the Research Expertise from the Academic Diaspora (READ) Fellowship that Dr Piqani holds…

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 programme video is presented in Dutch

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..

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.

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…

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…

The government’s intention to be more transparent following the childcare benefits scandal is long overdue according to Annemarie Drahmann, Associate Professor of Constitutional and Administrative Law. One of the problems behind the benefits scandal was the lack of openness of the authorities. The government…

It was already clear that the Dutch tax office had been working with black lists for years, containing the names of people who, according to the authorities, had a high risk of committing fraud. But reports by research agency PwC make it clear how systematically the Dutch tax office discriminated when…

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

In his thesis Tjandra analuses the development of labour law in Indonesia. He focusses on the developments after the fall of the Soeharto regime (1998), the so called reformasi period.

The Department of Constitutional and Administrative Law of Leiden University has published a collection of research essays on the separation of powers. This collection addresses the main question of whether the historically developed combination of concepts of democratic legitimacy and the separation…

On 9 September 2020, Ruben de Graaff defended his thesis 'Concurrence in European Private Law'. The doctoral research was supervised by Prof. A.G. Castermans and Prof. S.C.G. Van den Bogaert.

Are UN sanctions regimes in need of further formalization in terms of substantive design, procedural architecture and with a view to regulating and governing the interplay with other regimes?

Geert Wilders’ PVV Party believes that Islam is a totalitarian ideology and not a religion, and thus Muslims are not equally entitled to the same freedom of religion or belief as other believers. This view is incompatible with liberal democracy, according to Hans-Martien ten Napel.