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Semi-Annual Interest Rate Certification

In February of 1997, the Fiscal Assistant Secretary of the U.S. Department of the Treasury delegated to the Bureau of the Public Debt the responsibility of providing interest rate certification to various agencies.

The following table contains rates certified by Treasury for various statutory purposes.

(Updated July 2, 2014)

Legislation Effective Date
Jan - Jun 2014 Jul - Dec 2014
National Housing Act - Section 221(g)(4) 2-1/2% 2-3/8%
National Housing Act - Section 224 3-5/8% 3-1/4%
Alaska Native Claims Act - Public Law 94-204, Section 2(b) 0.04% Unavailable
Prompt Payment Act / Contract Disputes Act* 2-1/8% *

*NOTE: Effective June 2014 and after, the Prompt Payment Act Interest Rate will no longer be posted on this website. To view the most recent Prompt Payment Act Interest Rate update and/or the related historical information, please visit http://www.fms.treas.gov/prompt/rates.html. Please e-mail Denice.Wilson@fiscal.treasury.gov with any related questions or concerns.