Clifford Chance (CC) and Linklaters have scooped key mandates for Shell and BP, as the oil majors face investigation by the European Commission over allegations of oil and biofuel price fixing.

The Commission made a series of unannounced office inspections at companies, including BP, Shell, Statoil and oil pricing agency Platts on Tuesday (14 May), amid concerns the companies may have violated European antitrust rules over cartels and abuse of dominant market position.