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Post-Judgment Interest Rates602-322-7200
07/08/2011

The post-judgment interest rate is the weekly average one-year constant maturity Treasury yield for the calendar week preceding the date of entry of the judgment. Effective December 21, 2000, the rate of interest that may be added to a judgment, subject to the provisions of 18 U.S.C. §3612, 28 U.S.C. §1961, and 40 U.S.C. §258(e)(1), shall be equal to the weekly average 1-year constant maturity Treasury yield.


To obtain the most recent rate, the Federal Reserve provides a table of Selected Interest Rates. The applicable rate may be found by scrolling down to the section entitled: “US government securities - Treasury constant maturities - 1-year.” The most recent rate is found under the column headed “Week Ending ____.” Earlier rates may be found in the table at the following site: http://www.federalreserve.gov/releases/H15/data/wf/tcm1y.txt.

Historical rate data as published by the Board of Governors of the Federal Reserve System are available at: http://www.federalreserve.gov/releases/H15/data.htm.