Cash Flow After Tax Calculator

Background.

Cash Flow After Tax Calculator supports a concrete decision: use it to estimate property cash flow after debt service and an entered tax rate on positive taxable property income. The result needs one precise interpretation: taxable rental income differs from cash flow because depreciation and principal repayment receive different treatment. The selected relationship is “cash flow after tax = NOI − debt service − max(taxable property income, 0) × entered marginal rate.”

The editable entries are net operating income, annual debt service, taxable income attributable to property, applicable marginal tax rate. Use values from the document or measurement that governs this cash flow after tax question; the defaults are only the worked fixture below. Passive-loss limits, state tax, capital expenditures and bracket effects are excluded from the single marginal-rate estimate. The cash flow after tax calculation does not infer that fact from the other entries.

IRS Publication 527, Residential Rental Property; rental income, expenses and depreciation documents the convention or governing rule used here. The cash flow after tax output is a transparent scenario under those facts: it does not manufacture an unentered market price, professional determination, carrier quote, legal eligibility finding or locally adopted code value.

What is cash flow after tax calculator?

Cash Flow After Tax is the relationship behind this decision: taxable rental income differs from cash flow because depreciation and principal repayment receive different treatment. On this page it means cash flow after tax = NOI − debt service − max(taxable property income, 0) × entered marginal rate. Passive-loss limits, state tax, capital expenditures and bracket effects are excluded from the single marginal-rate estimate; that is the line between the reported quantity and a broader real estate analysis.

How to use this calculator.

1. 01Confirm that “cash flow after tax = NOI − debt service − max(taxable property income, 0) × entered marginal rate” matches the cash flow after tax convention you need.
2. 02Replace the fixture values for net operating income, annual debt service, taxable income attributable to property, applicable marginal tax rate with dated values from the governing record.
3. 03Keep all currencies, measurement units and time periods on the same basis before calculating.
4. 04Read annual cash flow after estimated income tax together with this boundary: Passive-loss limits, state tax, capital expenditures and bracket effects are excluded from the single marginal-rate estimate.

The formula.

The calculation uses cash flow after tax = NOI − debt service − max(taxable property income, 0) × entered marginal rate. In this cash flow after tax model, the entered terms are net operating income, annual debt service, taxable income attributable to property, applicable marginal tax rate. Taxable rental income differs from cash flow because depreciation and principal repayment receive different treatment, which is why the relationship is presented under this name rather than as a universal alternative. Passive-loss limits, state tax, capital expenditures and bracket effects are excluded from the single marginal-rate estimate. Calculations keep full decimal precision through the relationship and round only the returned display values.

A worked example.

Frequently asked questions.

References& sources.

1. [1]IRS Publication 527, Residential Rental Property; rental income, expenses and depreciation. Retrieved 2026-08-07. access: open unless marked otherwise.
2. [2]U.S. Internal Revenue Service. Publication 946, How To Depreciate Property. Retrieved 2026-08-07. independence: primary; access: open.
3. [3]U.S. Internal Revenue Service. Topic no. 704, Depreciation. Retrieved 2026-08-07. independence: primary; access: open.
4. [4]U.S. Internal Revenue Service. About Form 4562, Depreciation and Amortization. Retrieved 2026-08-07. independence: primary; access: open.
5. [5]U.S. Internal Revenue Service. Publication 925, Passive Activity and At-Risk Rules. Retrieved 2026-08-07. independence: primary; access: open.