Joint Rulemakings: Allow the agencies to jointly address hybrid instruments such as digital assets, security futures, and portfolio margining. Allow the agencies to jointly address hybrid instruments such as digital assets, security futures, and portfolio margining. Shared Definitions and Taxonomies: Establish a common regulatory language for hybrid instruments and emerging asset classes. Establish a common regulatory language for hybrid instruments and emerging asset classes. Cross-Agency Training and Staff Secondments: Build trust and shared expertise through structured exchanges between SEC and CFTC staff.