证券结算风险基金规则发布，多个品种计收比例大幅下调

Core Viewpoint - The revised "Securities Settlement Risk Fund Management Measures" aims to enhance the management of the securities settlement risk fund to adapt to market developments and risk prevention needs [1][2]. Group 1: Adjustments to Risk Fund Management - The scope of the risk fund collection has been changed from a listed approach to a conceptual one, clarifying that it applies to securities trading varieties using multilateral netting settlement methods [1]. - The contribution ratios for the risk fund have been adjusted based on the risk levels of different trading varieties, with equity products reduced from 0.0003% to 0.00009% of transaction amounts, and fixed income products reduced from 0.001% to 0.0003% [1]. - The proportion of the risk fund that securities registration and settlement institutions can withdraw has been changed from 20% of business income to 9% [1]. Group 2: Risk Fund Scale and Investment - The upper limit for the risk fund scale has been revised from a fixed 3 billion yuan to a requirement that the net asset total of the fund must not be less than 3 billion yuan, with a dynamic assessment clause added [1][2]. - The investment scope of the risk fund has been expanded from only bank deposits to include key maturity government bonds and other forms approved by the CSRC and the Ministry of Finance, with a requirement that bank deposits must not be less than 70% of the previous month's net asset total [2]. Group 3: Internal Control and Reporting Requirements - The management measures require settlement participants to establish comprehensive risk prevention and internal control systems to effectively mitigate risks [2]. - Securities registration and settlement institutions are mandated to develop internal management systems that clearly outline the collection, management, and use of the risk fund, and to report annual status to the CSRC and the Ministry of Finance [2]. - Provisions for recovery and accountability related to the use of the risk fund in cases of default, technical failures, and operational errors have been added [2].