Interest rates decrease March 2021 Tax News

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For the period July 1, 2021, through December 31, 2021, the interest rate will:

  • Decrease from 5% to 3%.

This is the rate compounded daily that accrues with respect to various state taxes including:

  • Personal income
  • Corporate income
  • Franchise income

The rate for corporation tax overpayments for the period will decrease from 2% to 0%.

Visit our interest rates webpage for more information on past interest rates.

Last updated: 09/24/2025