Derivatives exchanges may be required to establish and enforce new rules to limit risks of high- frequency trading firms, Commodity Futures Trading Commission Chairman Gary Gensler will tell lawmakers today.

The CFTC, which oversees derivatives markets, is preparing a set of broad principles for testing and supervision of electronic trading systems, Gensler said in remarks prepared for a Senate Permanent Subcommittee on Investigations hearing in Washington today.

The regulator’s release would seek comment on how to create a “supervision regime designed to ensure that electronic trading systems are tested and supervised by trained personnel and that appropriate risk controls are in place,” Gensler said in his testimony.

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