Home / People / Dirk Van Liedekerke
Portrait of Dirk Van Liedekerke

Dirk Van Liedekerke


CMS DeBacker
Chaussée de La Hulpe 178
1170 Brussels
Languages Dutch, French, English

Dirk specialises in EU and Belgian competition law and telecommunications law. With more than twenty years of experience in these areas, his expertise ranges from advising major EU public operators on electronic communications regulation, to assisting with litigation on inter-operator conflicts, regulatory complaints, and competition and merger control filings and litigation. He counsels and assists undertakings active in all industries in respect of the implication on their business activities of the Belgian and EU competition rules.

Prior to joining CMS in 2017, Dirk was a partner at Olswang after having started his professional career at Coudert Brothers and as a teaching assistant at the College of Europe in Bruges.

more less

"dedicated, to the point and fast"

Feedback from a client - Chambers Europe, 2022

"The CMS team with which I work (principally Dirk Van Liedekerke) is particularly dedicated and does not leave stones unturned. It is very creative in developing new layers of arguments each time when this is needed and they are extremely easy to work with."

Feedback from a client about the department - Legal 500, 2021

"The 'absolutely brilliant' Dirk Van Liedekerke is well regarded in the market for his work in telecoms regulation. He has a broad competition practice and has a notable focus on the technology sector, regularly combining his knowledge of competition law and data privacy."

Chambers Europe, 2018

Relevant experience

  • Competition Law Investigations (cartels, abuse of dominance, etc.) : Dirk assists undertakings and associations of undertakings throughout their dealings with EU and national competition agencies, including the handling of complaints, dawn raids, responding to requests for information and statement of objections, interim measures, and appeals against enforcement decisions.
  • Merger Control : preparing and filing EU and national merger notifications.
  • Civil enforcement actions : Dirk has a wide experience with claims for damages and cease and desist actions in national courts related to competition law infringements.
  • Electronic Communications: vast experience in counselling undertakings on compliance with the sector specific regulatory framework and in handling public and private litigation (including appeals against decisions of the sector regulators).
  • Questions for preliminary ruling: Dirk has extensive experience in handling all aspects of questions for preliminary ruling both at national (Constitutional Court and ‘Cour de cassation’) and at European level (European Court of Justice).
more less

Memberships & Roles

  • Brussels Bar
  • International Bar Association
  • Member of the Belgian Association of Competition Lawyers
  • Member of the Scientific Committee of the publication “Revue du droit des industries de réseau”
more less


  • Competition Aspects of Interconnection Agreements In The Telecommunications Sector, Study for the European Commission, Office for Official Publications of the European Communities, 1995.
  • Study On The Scope Of The Legal Instruments Under EC Competition Law Available To The European Commission To Implement The Results Of The Ongoing Review Of Certain Situations In The Telecommunications And Cable TV Sectors, Study for the European Commission (DG IV), 1997
  • Various annual reviews of EU Competition Law published in Common Market Law Review
more less


  • 1994 - Member of the Brussels Bar
  • 1990 - College of Europe, Bruges (Diploma of Advanced European Legal Studies)
  • 1989 - University of Ghent (Master in Law)
more less
10 key as­pects of the re­vised EU com­pet­i­tion law in the field of dis­tri­bu­tion...
The new Ver­tic­al Block Ex­emp­tion Reg­u­la­tion (VBER) and the new ac­com­pa­ny­ing Ver­tic­al Guidelines (VGL) were pub­lished on 10 May 2022. The new VBER will enter in­to force on 1 June 2022 and ap­ply for the next twelve years. The new VBER/VGL in­tro­duce sev
Net­work Shar­ing 3.0
CMS is de­lighted to be present­ing this third edi­tion of its study on the shar­ing of tele­com­mu­nic­a­tion net­works in the EU and se­lec­ted ter­rit­or­ies around the world. The first edi­tion was highly in­flu­en­tial...


On­line gambling law and reg­u­la­tion in Bel­gi­um
CMS Bel­gi­um ad­vised Su­per­bet on its ac­quis­i­tion of Na­po­leon Games Group
CMS Bel­gi­um ad­vised Su­per­bet in con­nec­tion with the ac­quis­i­tion from Wa­ter­land of Na­po­leon Games Group, a lead­ing Bel­gian op­er­at­or act­ive in the on­line, re­tail ar­cade and sports bet­ting busi­ness, with...
CMS Net­work Shar­ing 4.5
On the brink of a new gen­er­a­tion
Meet the AI team
The mem­bers of the AI group are at­tent­ive ob­serv­ers of the de­vel­op­ment of ar­ti­fi­cial in­tel­li­gence in their field of ex­pert­ise. They are pas­sion­ate about in­nov­a­tion and spe­cial­ized in new tech­no­lo­gies...
5G reg­u­la­tion and law in Bel­gi­um
1. What is the state of 5G de­ploy­ment in your coun­try? The gov­ern­ment has yet to ad­opt draft reg­u­la­tions on the con­di­tions for ob­tain­ing and ex­er­cising rights of use for 5G fre­quen­cies bands due to dis­agree­ment...
CMS Bel­gi­um as­sisted Prox­imus in es­tab­lish­ing a part­ner­ship with EQT In­fra­struc­ture...
CMS Bel­gi­um as­sisted Tele­com op­er­at­or Prox­imus in con­nec­tion with the es­tab­lish­ment of a part­ner­ship with EQT In­fra­struc­ture (through its port­fo­lio com­pany DELTA Fiber) for build­ing a fibre net­work to­geth­er...
CMS Bel­gi­um as­sisted Prox­imus with re­gard to the stra­tegic part­ner­ship...
CMS Bel­gi­um as­sisted Prox­imus with re­gard to the stra­tegic part­ner­ship entered in­to with Eurofiber, re­gard­ing the build­ing of an ex­tens­ive fiber net­work in Wal­lo­nia through a ded­ic­ated joint ven­ture...
EU Com­pet­i­tion Law Brief­ings
The EU Com­pet­i­tion Law Brief­ings have been cre­ated to provide a plat­form for our cli­ents and oth­er com­pet­i­tion law ex­perts to stay up to date on the de­vel­op­ments of EU Com­pet­i­tion Law. Every month CMS...
CMS wins Trends Leg­al Award for "Best Bel­gian Law Firm in IP, IT & TMT"
This week CMS won the award for Best Bel­gian Law Firm in IP, IT & TMT.The Bel­gian Leg­al Awards cel­eb­rate law firms, in-house leg­al teams and leg­al tech com­pan­ies that have ex­celled over the past year...
Shar­ing is (S)caring
Scroll down to re­gister with the blue but­ton.Now mark­ing its 5th year, CM­S's In­ter­na­tion­al Tech­no­logy, Me­dia and Com­mu­nic­a­tions con­fer­ence gath­ers del­eg­ates rep­res­ent­ing the spec­trum of tech­no­logy, me­dia...
EU Com­pet­i­tion Con­fer­ence 2019
The EU Com­pet­i­tion Con­fer­ence 2019 will once again bring to­geth­er lead­ing com­pet­i­tion law prac­ti­tion­ers, eco­nom­ists, in-house coun­sels, gov­ern­ment of­fi­cials, judges and aca­dem­ics. In four ses­sions we...
CMS Com­pet­i­tion & EU Glob­al Bro­chure
The CMS Com­pet­i­tion & EU Group is one of the largest com­pet­i­tion teams in Europe and of­fers you the most wide­spread pan-European cov­er­age. With more than 225 com­pet­i­tion law­yers based in 35 coun­tries...