Calculate Your 2025 Estimated Tax Payments
This tool helps partners, self-employed individuals, and high-income earners determine their required quarterly tax payments to avoid underpayment penalties, based on the IRS "safe harbor" rules.
Safe Harbor Calculator
Enter your tax information below to calculate your required annual payment.
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Annualized Income Planner
If your income is uneven, the annualized method lets you match payments to cash flow. Enter your projected *total taxable income* for each period to see how it affects your payment schedule. Note: This is an illustration of the concept.
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Key Concepts for Partners
Click on the topics below for a quick refresher on the core tax principles affecting partners and high-income earners.
