Roth conversion taxes in Nebraska (2026)
By Mario Bailey · Published · Last reviewed
Nebraska taxes Roth conversions as ordinary income at graduated rates up to 5.2%. A conversion adds to your state taxable income in the year you convert, on top of federal tax. The table below shows the computed Nebraska tax on a $50,000 conversion at three baseline income levels, using 2026 rates.
Computed example: $50,000 conversion
State tax only (federal not included), age 66, standard deduction, no other state adjustments. Computed with the same functions the calculator uses.
| Filing status | Baseline income | State tax without conversion | With $50,000 conversion | Tax on the conversion | Effective rate |
|---|---|---|---|---|---|
| Single | $40,000 | $826 | $3,404 | $2,578 | 5.2% |
| Single | $80,000 | $2,884 | $5,484 | $2,600 | 5.2% |
| Single | $150,000 | $6,524 | $9,124 | $2,600 | 5.2% |
| Married filing jointly | $40,000 | $196 | $2,153 | $1,957 | 3.9% |
| Married filing jointly | $80,000 | $1,652 | $4,207 | $2,555 | 5.1% |
| Married filing jointly | $150,000 | $5,247 | $7,847 | $2,600 | 5.2% |
Social Security and retirement income
Nebraska does not tax Social Security benefits. A conversion can still raise the federally taxable share of your benefits through the provisional income formula.
Nebraska is on a rate-reduction path per LB 754 (2023). Top rate 5.20% for 2026. Social Security benefits are 100% exempt from Nebraska income tax for tax year 2026 per LB 873 phase-out schedule. Military retirement fully exempt. Private pensions and IRA distributions are taxable.
FAQ
Does Nebraska tax Roth conversions?
Yes. Nebraska taxes Roth conversions as ordinary income at graduated rates up to 5.2%. Federal tax applies on top.
Does Nebraska tax Social Security benefits?
No. Social Security benefits are not subject to Nebraska income tax.
What is the top Nebraska rate on a conversion in 2026?
5.2% at the highest marginal rate.
Model your Nebraska conversion in the calculator
Rate data source: https://revenue.nebraska.gov/individuals/income-tax (Nebraska DOR; 2026 brackets per Form 1040N instructions; top rate 5.20%; SS fully exempt for 2026 per LB 873)