March 29, 2021 2:29 am

IRS Interest Rates for Q2 2021

The interest rates on overpayments and underpayments are unchanged from the first quarter of 2021 (Rev Rul. 2021-6). The rates are:

  • Noncorporate overpayments and underpayments: 3%
  • Corporate overpayments: 2% generally, but 0.5% for corporate overpayments exceeding $10,000
  • Corporate underpayments: 3% generally but 5% for large corporate underpayments

The 3% rate is used to figure estimated tax penalties for individuals for the first 15 days of April.

Tax Glossary

Miscellaneous itemized deductions

Generally, itemized deductions for job and investment expenses subject to a 2% of adjusted gross income floor.

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