Federal rates for the 1st quarter of 2026 remain unchanged. Therefore, Virginia interest rates will remain: 

  • 9% for underpayments (assessments) 
  • 9% for overpayments (refunds) 

For more details, see Tax Bulletin 25-7. You'll find this and more Tax Bulletins on our Tax Bulletins page.

Published on: December 12, 2025