Corporate Tax Estimator
Estimate corporate tax from taxable income with separate federal and state rates, showing the effective rate and after-tax income.
Estimate corporate tax
Frequently Asked Questions
Flat rates applied to a taxable income you supply. Taxable income is rarely the same as accounting profit.
Use your own, for a period you can actually measure. A calculator like this is only as good as the inputs, and the most common error is using a number that covers a different period or a different set of costs.
No. Everything is worked out in your browser and nothing is sent anywhere or saved.
We do not publish one, deliberately. Benchmarks for these measures vary enormously by sector, stage and how each company defines the inputs, so a number quoted without those definitions tends to mislead more than it helps.