Name: Treasury Certified Interest Rates: Semi-Annual Certification
Creator: U.S. DEPARTMENT OF THE TREASURY

Introduction

01/08/2008 — 07/01/2026Released Semi-AnnuallyLast Updated 07/01/20261 Data Table

This dataset contains interest rates for various agencies which are certified by the U.S. Department of the Treasury. These rates are utilized for various statutory purposes.

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Date Range

Data Table:

N/A

Date Range:

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Dataset Properties

Data Table Name	Field Name	Display Name	Description	Data Type	Is Required
Semi-Annual Interest Rate Certification	record_date	Record Date	The date that rate data was updated.	DATE	1
Semi-Annual Interest Rate Certification	legislation	Legislation Description	The legislation for which the certified interest rates are applicable.	STRING	1
Semi-Annual Interest Rate Certification	effective_start_date	Effective Start Date	The start date of the associated effective date range.	DATE	1
Semi-Annual Interest Rate Certification	effective_date_range	Effective Date Range	The date range for which the calendar year rate is effective.	STRING	1
Semi-Annual Interest Rate Certification	calendar_year_rate	Calendar Year Rate	The calendar year interest rate certified by Treasury for the listed legislation which is effective during the dates listed.	STRING	1

Showing 1 - 5 rows of rows

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API Quick Guide

Endpoint

BASE URL:

https://api.fiscaldata.treasury.gov/services/api/fiscal_service/

ENDPOINT:

FULL URL:

https://api.fiscaldata.treasury.gov/services/api/fiscal_service/

Fields

Refer to Dataset Properties above for a data dictionary with field names and descriptions, as well as notes and known limitations. known limitations.

Field Name	Display Name	Data Type

Showing 1 - 5 rows of 6 rows

Data Types

All data is returned as a string, including nulls. Refer to the chart above for the intended data type of each field.

Treasury Certified Interest Rates: Semi-Annual Certification

Introduction

Reports and Files

Data Preview

Date Range

Dataset Properties

Notes & Known Limitations

API Quick Guide

Treasury Certified Interest Rates: Semi-Annual Certification

Introduction

Reports and Files

Data Preview

Date Range

Dataset Properties

Notes & Known Limitations

API Quick Guide

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