As regulators and prosecutors take a harder line on corporate fraud, City law firms are following US rivals by pushing into white-collar crime. Helen Mooney and Alex Novarese report

For years it has been a cliche to observe that white-collar crime enforcement in the UK is evolving to follow the example of the more aggressive (and more successful) US model. While there has been some truth in that – the creation of the Serious Fraud Office (SFO) in 1988 being an attempt to usher in a US-style dual investigator/prosecutor agency to tackle white-collar crime – until relatively recently the substance of these claims rarely seemed to match the hype.