About Competition Law
In competition, we know that detailing the law isn't enough. You need to be able to see things from a commercial perspective so you can protect the competitiveness of your or your clients' businesses.
Multi-jurisdictional merger control toolkit
Get maintained, up-to-date information on key jurisdictional and procedural issues for all merger control regimes around the world. Plus, Where to Notify, our calculator that carries out MJ merger assessments for you.
Multi-jurisdictional FDI toolkit
Regularly updated information on key jurisdictional and procedural issues for worldwide foreign direct investment (FDI) control regimes. Get summary grids, jurisdictional guides, and a news feed summarizing developments.
Merger decisions database
A database of published decisions. 30 filters like transaction type, industry and market definition, and substantive assessment. Plus decisions from key jurisdictions from 2007, and new jurisdictions constantly added.
Commercial perspective
In competition, we know that detailing the law isn't enough. You need to be able to see things from a commercial perspective so you can protect the competitiveness of your or your clients' businesses.
Topics We Cover
Latest Competition News
This week's edition of Competition weekly highlights includes, from a UK perspective: (1) the Court of Appeal dismissing Microsoft's appeals against...
A round-up of UK competition law developments, including the latest UK merger control developments....
A round-up of EU competition law developments, including (amongst other things) (1) the General Court issues judgment dismissing Ryanair’s actions...
A round-up of EU competition law developments, including the latest EUMR developments....
A round-up of UK competition law developments including (1) the Court of Appeal dismissing Microsoft's appeals against CAT rulings on jurisdiction and...
Latest Competition Practice Notes
The table lists completed European Commission phase I merger investigations since 13 June 2013.For information on ongoing Commission merger...
This Practice Note summarises the key legal developments relating to proposals by EU/EEA Member States to introduce a discretionary 'call-in' power...
CASE HUBARCHIVED—this archived case hub reflects the position at the date of the Commission’s decision to accept commitments on 9 July 2026; it is no...
The below tracks completed Court of Justice appeal cases involving State aid (Articles 107 to 109 TFEU) and other actions for the recovery of aid...
The below tracks completed national references to the Court of Justice concerning the interpretation of EU State aid law (Articles 107 to 109 TFEU)...
Latest Competition Precedents
This Precedent presentation has been designed as a training aid that you can use to introduce your staff to competition law compliance and your own...
1How to use this testThese questions are designed to test your understanding after your attendance at our training on competition law compliance.After...
Knowing our industry and competitors is beneficial to business success. However, we must ensure that we stay within the boundaries of competition law...
This AGREEMENT is made the [insert date] day of [insert month] [insert year]Parties1[Party 1] a company incorporated in [England and Wales]...
QuestionCorrect answer1. Competition law protects business and consumers from anti-competitive behaviour, and safeguards effective competitionTrue2....
Latest Competition Q&As
Featured Competition content
Multi-jurisdictional foreign direct investment (FDI) control grid
Multi-jurisdictional foreign direct investment (FDI) control gridThis grid summarises when foreign direct investment (FDI) filings may be required in...
Market definition and analysis in EU and UK competition law
Market definition and analysis in competition lawMarket definition is the starting point for most competition law assessments and plays a central and...
Laos merger control
Laos merger controlA conversation with David Fruitman, Regional Competition Counsel, and Kristy Newby, Country Managing Director, Lao PDR, at regional...
MJ merger grid—jurisdiction
MJ merger grid—jurisdictionThe grid below sets out the notification thresholds as according to local legislation for all merger control regimes in the...
Market sharing
Market sharingWhere competitors 'carve up' markets or customers, or limit access into a market they are in effect isolating their business from...
Penalties in UK competition cases
Penalties in UK competition casesThe Competition and Markets Authority (CMA) and sectoral regulators with concurrent competition powers may impose...
Court of Justice appeals—ongoing cases tracker
Court of Justice appeals—ongoing cases trackerThe tables below lists competition appeal cases currently live (lodged or heard post 01/01/2012) before...
Article 102 TFEU—the prohibition on abuse of dominance
Article 102 TFEU—the prohibition on abuse of dominanceIn the EU, unilateral or ‘dominant’ firm conduct is governed by Article 102 TFEU. In particular,...
Clean team agreement
Clean team agreementThis AGREEMENT is made the [insert date] day of [insert month] [insert year]Parties1[Party 1] a company incorporated in [England...
EU phase II mergers—closed cases tracker
EU phase II mergers—closed cases trackerThe table lists all completed European Commission phase II merger investigations since 2000 as well as other...
Cases C- 48/22 P Google and Alphabet v Commission (Google Shopping)
Cases C- 48/22 P Google and Alphabet v Commission (Google Shopping)CASE HUBSee further, timeline.Case factsOutlineAppeal against the General Court's...
Chapter II prohibition
Chapter II prohibitionIn the UK, unilateral or ‘dominant’ firm conduct is governed by section 18 of the Competition Act 1998 (the Competition Act)....
Collective proceedings in the Competition Appeal Tribunal
Collective proceedings in the Competition Appeal TribunalSTOP PRESS: This PN has been affected by the CAT’s recent judgments in Justin Le Patourel v...
UK merger remedies—practice and policy
UK merger remedies—practice and policyUnder the Enterprise Act 2002, when investigating mergers, the Competition and Markets Authority (CMA) has the...
Pre-merger information exchange and integration planning
Pre-merger information exchange and integration planningThe due diligence and negotiation of a merger will inevitably involve exchanges of information...
Hong Kong FDI control
Hong Kong FDI controlA conversation with Chin Yeoh, partner, at multinational law firm Ashurst, on key issues on foreign direct investment (FDI)...
Brazil merger control
Brazil merger controlA conversation with José Inacio F. de Almeida Prado Filho, partner, Luiz Galvão, senior associate, and Brenda Corrêa, associate,...
Associated legal terms
Bid-rigging
Collusive conduct between undertakings to avoid competition between bidders in response to an invitation to tender.
Inter-brand competition
Competition between products produced by different firms.
Substantial Lessening of Competition
UK merger control aims to identify and prevent mergers that would lead to a substantial lessening of competition; this is therefore the substantive test for assessing the legality of mergers in the UK.
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