ChainCatcher news, SEC Commissioner Hester Peirce announced a proposal for a joint US/UK "digital securities sandbox" in which companies in both jurisdictions can establish a safe harbor. Safely try to use blockchain technology for securities transactions without worrying about regulatory warnings. Her letter proposed inviting the United States to participate in the "sandbox", which was the first time the Bank of England and the Financial Conduct Authority proposed it for British companies.

Peirce said that the "cross-border sandbox" may be more transformative than a purely domestic sandbox.