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Quarterly estimated tax
Estimated payments are due four times a year, and underpaying triggers an interest charge even if you settle up in April. This projects your liability and compares it to the prior-year safe harbor, which is often the cheaper and safer target.
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How this is calculated
These tools are educational and produce estimates from the figures you enter. They are not tax, legal, investment, or accounting advice, and they do not create a client relationship. Talk to us before acting on a number you see here.
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