Federal Reserve Board invites public comment on proposed amendments to Regulation D and issues final rule amending Regulation D with regard to reserve requirement ratios on transaction accounts 12/22/2020 | 04:17pm EDT Send by mail : Message : Required fields The Federal Reserve Board on Tuesday issued a notice of proposed rulemaking that requests public comment on proposed amendments to Regulation D (Reserve Requirements of Depository Institutions). Under the proposal, references to an 'interest on required reserves' ('IORR') rate and to an 'interest on excess reserves' ('IOER') rate would be replaced with a single 'interest on reserve balances' ('IORB') rate. The proposed amendments would make other conforming changes, such as simplifying the formula used to calculate the amount of interest paid on balances maintained by or on behalf of eligible institutions in master accounts at Federal Reserve Banks. Comments on the proposed rulemaking will be accepted for 60 days after publication in the