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NOPAT & After-Tax Operating Profit Calculator

Model after-tax operating profit directly or through an income-statement bridge.

  • Formula & worked example
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Calculator inputs

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How to use this calculator

  1. Enter the known values in the units shown. Results update as you type.
  2. Edit a calculated value to solve backwards, or lock a value to hold it fixed.
  3. Use the worked example to check the method. Reset restores the starting fields.

Use the result with context

Results are estimates for planning and education. Confirm rates, taxes, fees, and legal requirements with the relevant institution or a qualified professional before making a financial decision.

Formula and method

Operating profit of 1,000 at an assumed tax rate of 20% gives modeled after-tax operating profit of 800.

NOPAT = operating profit × (1 − tax rate); income bridge = (net income + tax + interest + nonoperating loss − nonoperating gain) × (1 − tax rate)

Worked example

Enter these known values and leave the other values blank.

NOPAT formula
Simple NOPAT formula
Operating profit
1000 USD
Tax rate
20 %
Net operating profit after tax (NOPAT)
800 USD

Assumptions and limitations

  • No. It works only when the listed adjustments reconcile your net income to operating profit. Use consistent periods and avoid counting an adjustment twice. The assumed tax rate is a modeling input, not a tax calculation or a prediction of cash taxes.
  • Use consistent periods, rates and accounting definitions. These calculations describe the entered assumptions.

Common questions

Is the income bridge automatically more accurate?

No. It works only when the listed adjustments reconcile your net income to operating profit. Use consistent periods and avoid counting an adjustment twice. The assumed tax rate is a modeling input, not a tax calculation or a prediction of cash taxes.

References

The calculation equations, inverse formulas, units, and input rules were imported from this source. Bookify provides the interface and equation solver.

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