Donald Slater is a partner in our antitrust, regulatory and trade practice
Donald has specialised in EU law since 2000, mainly working in private practice but also in the EU institutions and academia. He has extensive experience in EU and UK subsidy law, advising governments, beneficiaries and complainants in relation to the EU State aid and UK subsidies regime as well as, more recently, preparation for the entry into force of the EU Foreign Subsidies Regulation. He has diverse and in-depth experience in litigation before European courts, having represented clients in various cases ranging from state aid and regulatory issues to cartel cases and abuse of dominance. Donald returned to Ashurst in 2018 after spending three years in the European Court of Justice in the chambers of an Advocate General, working on cases in all fields of EU law, with particular emphasis on regulatory law.
"Donald Slater is a standout litigator, representing the likes of UEFA in high-stakes cases before the ECJ and General Court." Legal 500 2023
Latest Insights
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Legal development 
Consultation outcome: refining the UK subsidy control regime
17 Apr 2025
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Legal development 
European Commission publishes FSR Implementing Regulation
13 Jul 2023
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Legal development
Managing the impact of the new Foreign Subsidies Regulation
21 Feb 2023
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Legal development
Avocate General Rantos supports UEFA in its defence of the European Sports Model
19 Dec 2022
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Legal development
CN03 - Court of Justice delivers guidance on abuses of dominance through data transfers
04 Jul 2022
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Legal development
UKs new subsidy control legislation gets the green light
06 May 2022
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Legal development
CN11 - ECN statement on the application competition law in the context of the crisis in Ukraine
19 Apr 2022
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Latest news, deals and awards
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News Ashurst Advises LONGi Solar on Foreign Subsidies Regulation Investigation
14 May 2024
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News Ashurst advises TLS in first UK judgment on interpretation of NI Protocol and TCA subsidies control
25 Feb 2022
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