In this issue: The new Substantive Test in Merger Control; Access by National Courts and private plaintiffs to Leniency documents held by the European Commission; Private enforcement of competition law in Portugal (chapter I); New challenges to the regulation of the health sector in times of crisis; Searches and seizures in offices of in-house counsel; The UK’s new Anticorruption Legal Framework; Theme-Section: The New Competition Act; Case-law commentary on case C-360/09 (Documents and information provided under a national leniency programme, possible negative effects of third-party access to such documents on the effectiveness and proper functioning of cooperation between the authorities forming the European Competition Network).