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In brief

Following the enactment of the Digital Markets, Competition & Consumer Act (DMCCA) in May 2024 (see our previous detailed briefing), the new UK digital markets competition regime and changes to the UK competition regime entered into force on 1 January 2025. This landmark legislation brings about significant changes to the UK antitrust regime including giving the Competition & Markets Authority (CMA) the ability to regulate the technology sector, increased jurisdiction to review mergers, and stronger antitrust investigation powers. We set out below a summary of the key provisions.


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Author

Anthony Gamble advises on UK and EU competition law. He has been a member of Baker McKenzie's Competition, Trade & Foreign Investment team in the London office since 2015. Prior to joining the Firm, Anthony worked at a leading UK law firm for four years.

Author

Mara Ghiorghies is a partner in Baker McKenzie's Antitrust & Competition Practice in London and a co-lead of Baker McKenzie's Global Cartels Task Force. Mara is a competition & antitrust law professional advising global corporates on EU and UK antitrust compliance, investigations, enforcement and merger control/foreign investment reviews. She advises numerous clients across a number of sectors on global regulatory reviews of cross-border competitor collaborations, supply chain and distribution networks, and corporate transactions. She is mentioned in Legal 500 as being very responsive, proactive, and fully cognisant of the realities of her clients' businesses.

Author

Luis Gómez is a Partner in the Competition, Trade & Foreign Investment Department of the London office of Baker McKenzie. He advises on general competition and merger control law at both the EU and UK levels and also has experience in global coordination strategies. His practice spans the whole breadth of competition law advice, ranging from cartel defence/leniency, abuse of dominance, distribution strategies and general compliance advice (including worldwide or local compliance audits and other initiatives), to merger control processes and the analysis of complex joint venture and strategic alliance situations. Luis regularly appears before the CMA and European Commission. Luis also has extensive knowledge of the general antitrust and merger filing regimes in the US, having spent one year in Baker & McKenzie's Washington D.C. office. Luis joined Baker & McKenzie in 1994. He became a partner in 2003. "Luis Gomez receives effusive praise from clients, who describe him as 'a shining star in the competition law sky, who provides safe and razor-sharp guidance in the treacherous waters around the CMA.'" – Chambers (2020) Band 5

Author

Samantha Mobley is a senior partner in the Competition, Trade & Foreign Investment Practice of Baker & McKenzie's London office and a member of the London office Management Committee. She is a former chair of Baker McKenzie's Global Antitrust and Competition Group, a team of over 300 competition and antitrust specialists worldwide. Samantha is a member of Baker McKenzie's India Steering Committee.

Author

James Robinson is a partner in the London office’s Competition, Trade & Foreign Investment department, and has extensive experience in UK and EU competition law. He is a member of the Baker McKenzie Global Antitrust & Competition Practice Group, and is Global Co-Chair of the Firm’s Cartels Practice, which is ranked #1 in the world by GCR Magazine.
James has been named a Future Leader in Competition Law by Who's Who Legal and GCR.