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Quarterly Estimated Tax Calculator

Work out safe-harbor quarterly payments so clients avoid an underpayment penalty.

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Your result

90% of this year
$21,600.00
100% of prior year
$20,000.00
Safe-harbor target
$20,000.00
Each quarterly payment
$5,000.00
Total for the year
$20,000.00
  • Due dates: April 15, June 15, September 15 and January 15.
  • The 110% safe harbor applies when prior-year AGI is over $150,000.

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