French Insider-Trading Probes Face Curbs on Access to Phone Data

  • Constitutional Court ruling limits AMF access to phone records
  • Court says legislation ignored suspects’ privacy rights

France’s Constitutional Court Paris.

Photographer: Kenzo Tribouillard/AFP via Getty Images
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French markets regulators’ powers to investigate insider trading face curbs following a court ruling that creates privacy protections for investors and traders.

The ruling from France’s Constitutional Court on Friday will limit the Autorite des Marches Financiers’ access to phone records during civil market-offense probes after judges criticized lawmakers for failing to include privacy-right safeguards for suspects when enacting the legislation overseeing the issue several years ago.