The U.S. Senate Agriculture Committee is preparing to hold hearings in September on a bill that would establish a regulatory regime for cryptocurrency exchanges, The Block reported, citing five people familiar with the matter. Earlier, according to the Wall Street Journal, Debbie Stabenow, the leader of the U.S. Senate Agriculture Committee, and others plan to propose a new encryption regulatory bill, placing Bitcoin, Ethereum and other cryptocurrency spot under the supervision of the U.S. Commodity Futures Trading Commission (CFTC).