Virginia Tax Department Updates Q3 2026 Interest Rates

The Virginia Department of Taxation announced updated underpayment and overpayment interest rates for the period July 1 through Sept. 30, following changes in federal interest rates. Virginia’s interest rates, which are calculated as the federal rate plus two percentage points, will increase to 9 percent for both tax underpayments and overpayments, reflecting the federal rates of 7 percent for noncorporate taxpayer. [Va. Dep’t of Tax’n, Tax Bulletin 26-3, 06/22/26]

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