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Tax-Equivalent Yield

Compare tax-free municipal bond yields to taxable bond yields. See what a taxable bond must yield to match a muni after tax, and how attractive your current taxable yield is on an after-tax basis.

Yield Inputs

Enter the yield of the tax-free muni and the taxable bond you're comparing. This tool assumes annualized yields and ignores price volatility.

Tax Profile

This uses a simplified combined tax formula assuming state taxes are deductible against federal/NIIT where applicable. It's a planning approximation, not a full tax engine.

Tax-Equivalent Yield

Combined marginal tax rate on taxable bond24.00%
24% federal

If you buy the tax-free muni
Muni yield (no tax on interest)4.00%
A taxable bond would need to yield approximately 5.26% to match this after tax, given your tax inputs.

Taxable Bond Comparison

Nominal taxable yield5.00%
After-tax yield on taxable bond3.80%
Assuming 24.00% combined tax on interest

Tax-free muni yield needed to match taxable3.80%
(Equivalent tax-free yield)

• If your muni yield is higher than the after-tax yield of the taxable bond, the muni may be more attractive strictly on a yield basis (ignoring credit risk and liquidity).

• If the taxable bond's after-tax yield beats the muni yield, you're getting more compensation for the tax burden—again, ignoring risk differences.

Quick Summary

  • • With your current tax settings, each 1% of taxable bond interest turns into about 76.00% after tax.
  • • Your municipal bond yielding 4.00% is equivalent to a taxable bond yielding about 5.26%.
  • • Your taxable bond at 5.00% behaves like a tax-free yield of 3.80% after taxes.
  • • This ignores AMT, local taxes, and the impact of deductions/credits. Use it as a comparison framework, not tax advice.

Notes: This model assumes interest is fully taxable at your stated marginal rates (for taxable bonds) and fully exempt at the federal level for municipal bonds. Some in-state munis may also be exempt from state income tax; toggle "Muni interest is subject to state tax" based on your situation. NIIT may apply only above certain income thresholds.