1-Year Treasury Constant Maturity Minus Federal Funds Rate (T1YFF)

Observations

2026-03-26: 0.19
Updated: Mar 27, 2026 4:13 PM CDT
Next Release Date: Mar 30, 2026
2026-03-26:  0.19  
2026-03-25:  0.13  
2026-03-24:  0.17  
2026-03-23:  0.12  
2026-03-20:  0.16  
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Units:

Percent,
Not Seasonally Adjusted

Frequency:

Daily

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Notes

Source: Federal Reserve Bank of St. Louis  

Release: Interest Rate Spreads

Units:  Percent, Not Seasonally Adjusted

Frequency:  Daily

Notes:

Series is calculated as the spread between 1-Year Treasury Constant Maturity (BC_1YEAR) and Effective Federal Funds Rate (https://fred.stlouisfed.org/series/DFF).
Starting with the update on June 21, 2019, the Treasury bond data used in calculating interest rate spreads is obtained directly from the U.S. Treasury Department.

Suggested Citation:

Federal Reserve Bank of St. Louis, 1-Year Treasury Constant Maturity Minus Federal Funds Rate [T1YFF], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/T1YFF, .

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Monthly, Not Seasonally Adjusted

Related Categories

Interest Rate Spreads Interest Rates Money, Banking, & Finance

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More Series from Interest Rate Spreads

Tags

Yield Curve 1-Year Spread Maturity Treasury Federal Interest Rate Interest Daily St. Louis Fed Rate Copyrighted: Citation Required Nation United States of America Not Seasonally Adjusted

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