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The International League of Competition Law (LIDC) is a long-standing international association, which was created in 1930. The LIDC focuses on the study of competition law, intellectual property law and unfair competition law. It is a unique platform for exchanging and developing ideas and knowledge on the intersection of competition, intellectual property and unfair competition laws, both at national level and in an international setting.

The LIDC’s is constituted by National Groups that agree with the LIDC’s purposes and participate in its activities. Individual members from countries where no national group is currently constituted can also become an LIDC member.

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Upcoming activities
Thursday 09 October
LIDC CONGRESS 2025 in Vienna
Next congress
LIDC CONGRESS 2025 in Vienna –  9/12 October
The LIDC Congress 2025 will be held in Vienna from 9 until 12 October 2025. Digital and green change as well as other current topics in focus of Antitrust, IP and Unfair Competition. We are glad to inform that the questions to be discussed during the Vienna Congress are as follows: Question A: Is the concept of the abuse of relative market power beyond market dominance necessary for a functioning competition and what criteria should be used to assess it? International Reporter: Dr. Pranvera Këllezi, LL.M., Attorney at law, KËLLEZI LEGAL, Member of the Swiss Federal Competition Commission (COMCO/WEKO), Geneva,…
LIDC Webinars serie
LIDC/NexGen Lunchtime Webinar: Monday 17 June 2024
Dear Member, The LIDC will be holding a joint lunchtime webinar with Nex Gen on Monday 17 June 2024 from 1pm to 2.00 pm (CET) Leo Longauer has kindly agreed to speak on the following: “Online Brand Protection: why is it important and what are the specificities; recent trends and technological developments” The webinar will address the different forms of online infringements, the historical developments of online counterfeit and latest trends: what can be done from a legal and practical point of view. Leo Longauer will also address the importance of relevant IP rights, the appropriate level of monitoring and…
Events organized by the national groups
Navigating the Nexus: Competition Law, Arbitration and Global Trade Dynamics – 19 November 2024
The LIDC HK Chapter invites you to a thought provoking seminar exploring the complex interplay between competition law and arbitration, along side the latest insights on sanctions, export controls, and foreign direct investment (FDI). As competition arbitrations gain global prominence, this session will provide an overview of recent developments in competition law within the UK, EU and US. We will highlight key trends in private actions and arbitration, with a particular focus on how Hong Kong can effectively harness competition law in arbitration contexts. Moreover, we will tackle the increasing importance of sanctions, export controls, and FDI in today’s interconnected…