Catalog / Financial / After-tax Cost of Debt
Financial · Tool

After-tax Cost of Debt

See the true cost of borrowing after the tax deduction on interest, helping you evaluate financing options accurately.

Pre-tax interest rate
%
Tax rate
%
Debt amount (optional)
$
Debt type

Business debt interest is typically tax deductible.

Pre-tax cost6.50%
Tax shield value1.63%
Annual interest$6,500
Annual tax savings$1,625
Net interest cost$4,875
After-tax cost of debt
4.88 %
After 25% tax deduction

Formula

6.50% × (1 - 25.00%) = 4.88%

The after-tax cost represents the true cost of borrowing after considering tax benefits. Consult a tax professional for specific situations.

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