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2017 Publication 505
Mar 1, 2017 Part III of Form 2210 to figure your penalty for underpayment of estimated tax. If you qualify to use this method, it will result in the
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26 U.S. Code 6601 - Interest on underpayment, nonpayment
If any portion of a tax is satisfied by credit of an overpayment, then no interest shall be imposed under this section on the portion of the tax so satisfied
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Quarterly interest rates | Internal Revenue Service
Jan 13, 2025 Underpayment (corporate and non-corporate), 8%, 8% ; GATT (part of a corporate overpayment exceeding $10,000), 5.5%, 5.5% ; Large corporate
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