17 CFR 37.900: Core Principle 9—Timely publication of trading information.

(a) In general. The swap execution facility shall make public timely information on price, trading volume, and other trading data on swaps to the extent prescribed by the Commission.

(b) Capacity of swap execution facility. The swap execution facility shall be required to have the capacity to electronically capture and transmit trade information with respect to transactions executed on the facility.