On November 14th, CFTC Commissioner Bart Chilton addressed the Risk USA conference. Chilton said that the agency should finalize its swap execution facility ("SEF") rules within the next several weeks. He hopes that the final rules will permit voice brokerage. Chilton Remarks. According to Risk.net, Chilton also stated that some of the more controversial aspects of the SEF proposal, including the counterparty distribution and 15-second delay requirements, will likely be amended. Comments.