Our Advanced Master Air and Space Law (LL.M.) combines public air law, private air law and space law from a European and an international perspective.

The International Institute of Air and Space Law is one of the leading international academic research and teaching institutes in the world, specialising in legal and policy issues regarding aviation and space activities in the broadest sense of the word.

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

The International Institute of Air and Space Law (IIASL) offers PhD candidates the possibility to enroll in the IIASL PhD Track.

The Univerisity of Sharjah organises a conference on February 22-23, 2017 ; Call for papers has started.

Students greatly benefit from an interdisciplinary learning environment that makes connections with various stakeholders and tackles real-world challenges. This environment allows them to produce innovative and impactful results. As part of their studies, students from the International Institute of…

Check out our new video for the Adv. LLM in Air and Space Law

The section Air & Space Law of the institute of Public Law of the Leiden Law School is looking for a

The International Institute of Air and Space Law (IIASL) at Leiden University has joined the Civil Air Navigation Services Organisation (CANSO) as its newest Research and Academia member.

From 26 August until 5 September 2019, a group of 20 Chinese government officials, industry representatives and academics attended an intensive course on space law and policy at the International Institute of Air and Space Law, organized in cooperation with Avans+ in Breda.

Recent graduates of the Adv. LL.M. in Air and Space Law presented their paper titled

Steven Truxal joins Leiden University as Professor of Air and Space Law on 1 December 2020. Truxal holds a BA in International Affairs with concentrations in international law and economics from The George Washington University, Washington, DC (USA), an LLM in International Commercial Law with focus…

The International Institute of Air and Space Law hosted a book launch event at the Leiden Law School on March 20, 2025, featuring the launch of two important publications in the field of air and space law.

Anmol Dhawan (24) graduated cum laude from the Advanced LLM in Air and Space Law in Leiden on 28 August 2023. He comes from Mumbai in India and did his bachelor law studies at National Law University Delhi. He has been in the Netherlands since September 2022, so over one year now.

The International Institute of Air and Space Law (IIASL) at Leiden University has released a report highlighting that the European Air Traffic Management (ATM) transformation is hindered more by regulatory complexity and political fragmentation than by technological limitations.

On 15 May the Space Law Moot Court Competition was held in the council chamber of Leiden Town Hall, organised by the International Institute of Air and Space Law (IIASL).

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.

One of ECSL’s most successful activities is the ECSL Summer Course on Space Law and Policy, which is open to students of all levels of study, as well as a few young professionals already working in the space or space-related sectors. The course is now in its 31st year and boasts a large family of alumni…

What started as pioneering work, has evolved over decades to become a renowned institute in 2025 with an internationally acclaimed master's programme. 'Almost everyone involved in the aviation and space sector knows us in Leiden.'

The Leiden University team representing the International Institute of Air and Space Law (IIASL) won the World Finals of the Manfred Lachs Space Law Moot Court Competition that took place in Paris on 20 September 2022.

Students on the Adv. LL.M. Air and Space Law reacted quickly to the news of Ukrainians fleeing the war in Ukraine to neighbouring countries. Filip Draba, who is from Poland, collected donations from the class and, together with additional contributions from family and friends in Poland, he amassed €…

The International Astronautical Congress (IAC) that took place last week in Paris was extremely successful for IIASL.

February 22-23, 2017 University of Sharjah, College of Law. UAE Call for Papers (see attached)

The European Commission has selected a consortium of major European launcher and satellite manufacturers, operators and service providers, as well as policy and legal research centres and institutes to study and provide guidelines and recommendations on Space Traffic Management (STM). The IIASL of Leiden…

On Thursday 16 November 2017, Lalin Kovudhikulrungsri defended her doctoral thesis entitled ‘The Right to Travel by Air of Persons with Disabilities’. The supervisors are Professor P.M.J. Mendes de Leon and Professor A.C. Hendriks.

On 18 June 2019, Neta Palkovitz Menashy defended her thesis 'Regulating a Revolution: Small Satellites and the Law of Outer Space'. The doctoral research was supervised by Prof. dr. P.M.J. Mendes de Leon and Prof. dr. G. Molier.

On 17 November 2014, the Leiden Law School and the University of Beihang, China signed a Memorandum of Understanding.

Russia recently blew up a defect satellite. As a result, the amount of space debris in Earth orbit has increased.

On 28 June, a group of 35 students (13 from Leiden) visited the law faculty as part of the Space Summer School, a 5-day course organised by the LDE Centre 'Space for Science and Society' and NL Space Campus.

On 1 November 2019, the annual awards of the NLF (Nederlands Lucht- en Ruimtevaartfonds) were presented at a Gala Dinner at the Hotel van Oranje in Noordwijk.

The institute that focuses on Public Law is as broad as the field itself. The Institute of Public Law has six departments, each with its own research agenda.

This research studies the future perspectives for Malaysian space law. It aims at demonstrating the development of Malaysian outer space activities inclusive of her status with respect to United Nations space conventions and her membership of international and regional space-related organizations.

In the summer of 2023, interested parties set out to map air quality in Leiden. Using a technique by British artist Robin Price, they made the invisible visible to start the conversation about the importance of good air quality.

Last week, aviation professionals and leaders from around the world gathered in Chicago to celebrate the 80th anniversary of the Chicago Convention, the landmark treaty that laid the foundation for modern international civil aviation and established the International Civil Aviation Organization (ICAO).…

By training with virtual opponents known as computer generated forces (CGFs), trainee fighter pilots can build the experience necessary for air combat operations, at a fraction of the cost of training with real aircraft.

Friday 26 October the NLF prices were awarded. LLM alumna Annemarie Schuite won the 'Albert Plesmanrijs' for her investigation on Aviation Safety versus Medical Disclosure.

LUCIS works with Science ON AIR to put its researchers in the spotlight. For that purpose, several online videos of LUCIS members have been produced.

On Friday 12 November 2021, the Net Zero Space initiative was launched at the Paris Peace Forum. The International Institute of Air and Space Law (IIASL) of Leiden University is one of the first supporters to the initiative.

For years now, collaboration has been the operative word when it comes to successful space missions. But this can only be achieved with good agreements.

A one-day conference was organised by the International Institute of Air and Space Law at Leiden University on 11 May 2023, in the lead-up to the 14th Leiden-Sarin International Air Law Moot Court Competition. The topic of the conference was ‘Aviation Cybersecurity’, which was also the topic of this…

At the International Astronautical Congress in Washington DC last week, IIASL alumna Thea Dethlefsen (Denmark/Norway) won the I.H.Ph. Diederiks-Verschoor Award, given each year by the International Institute of Space Law (IISL) for the best paper by a young author.

A study into the impact of historical socioeconomic changes on the respiratory health of past Dutch populations (ca. 470-1850 CE)

On 6 December 2022, the International Air Transport Association (IATA), which represents around 260 airlines in the world, released its Economic Outlook & State of the Industry, projecting that globally airlines would return to profit in 2023.

The International Institute of Air and Space Law was delighted to host the 14th edition of the Leiden-Sarin International Air Law Moot Court Competition – for the first time – in Leiden! After three years of online mooting owing to the pandemic, this year’s competition was held again in person.

The Manfred Lachs Space Law Moot Court competition was held in Vienna between 8 and 12 April 2024. This event was organised by the European Centre for Space Law in collaboration with the University of Vienna. The team comprised David Eagleson, Solène Flambeaux and Aleksandra Spyra, current students…

The Leiden student team representing the International Institute of Air and Space Law (IIASL) won the Best Memorials Award and the second place in the European Finals of the Manfred Lachs Space Law Moot Court Competition.

Leiden’s International Institute of Air and Space Law (IIASL) was delighted to co-organise the 15th edition of the Leiden-Sarin International Air Law Moot Court Competition alongside this year’s host, the National Autonomous University of Mexico (UNAM) in Mexico City. The event brought together around…