FRSFinal Rule

Reserve Requirements of Depository Institutions (Regulation D)

Finance & Banking

Summary

This Federal Reserve regulation sets rules for how much money banks must keep on hand as reserves rather than lending out. These reserve requirements help ensure banks stay stable and can handle withdrawals, which protects customer deposits and the overall banking system.

Key Points

  • 1Banks are required to hold a percentage of customer deposits in reserve accounts instead of lending out all the money they receive
  • 2The reserve requirement applies to checking accounts, savings accounts, and other deposit types at banks and credit unions
  • 3These reserves help banks survive financial emergencies and economic downturns by ensuring they have cash available
  • 4The Federal Reserve can adjust reserve requirements to influence how much money banks can lend to businesses and consumers
  • 5Higher reserves mean banks lend less money (which slows the economy), while lower reserves mean more lending (which stimulates economic growth)

Key Dates

Published

December 19, 2025

This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.

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