Woofun AI reports that the US SEC and CFTC have jointly solicited public comments on a unified regulatory framework for margin requirements covering securities, swaps, and related positions. SEC Chair Paul Atkins highlighted the potential for cross-margin mechanisms to release liquidity held in separate accounts, while CFTC Chair Mike Selig emphasized that improved cooperation could unlock unused capital and strengthen risk management. The inquiry addresses current cross-margin practices, hedging strategies, collateral management, clearinghouse operations, and potential effects on market liquidity and competition. The 60-day comment period commences upon publication in the Federal Register.