Louisiana · Roth IRA Conversion Strategy
Roth IRA Conversion Strategy in Louisiana (2026)
Convert Traditional IRA to Roth in low-income years for tax-free growth. Louisiana has a flat 3% income tax, so a Louisiana filer's combined marginal rate on the next dollar at $52,800 of income is about 15% (12% federal + 3% LA).
2026 savings example for Louisiana
Planning estimate for a single filer earning $52,800 (Louisiana median household income in LevyIO's state dataset) who removes $5,000 from taxable income. Federal tax uses the 2026 IRS brackets after the $16,100 standard deduction; LA tax uses the state brackets in LevyIO's dataset and assumes the state follows the federal treatment.
Estimated total savings
$750
Federal savings
$600
$4,156 → $3,556 · 12% bracket
LA state savings
$150
$1,146 → $996 · 3% marginal
Combined marginal rate
15%
≈ $150 saved per $1,000 deducted
Federal × Louisiana marginal rates (2026, single)
Gross-income ranges include the federal standard deduction. The LA column is the state marginal rate at the midpoint of each range. The last column is the tax saved per $1,000 deducted at that combined rate.
| Federal bracket | Gross income (single) | LA marginal | Combined | Per $1,000 |
|---|---|---|---|---|
| 10% | $16,100 - $28,500 | 3% | 13% | $130 |
| 12% | $28,500 - $66,500 | 3% | 15% | $150 |
| 22% | $66,500 - $121,800 | 3% | 25% | $250 |
| 24% | $121,800 - $217,875 | 3% | 27% | $270 |
| 32% | $217,875 - $272,325 | 3% | 35% | $350 |
| 35% | $272,325 - $656,700 | 3% | 38% | $380 |
| 37% | Over $656,700 | 3% | 40% | $400 |
Eligibility & forms
Anyone with Traditional IRA or 401(k) balance
- Pay tax on converted amount
- No income limits
- 5-year holding rule
Federal forms: Form 8606, Form 1040
Louisiana filing notes
Low 3% rate and federal standard deduction simplify planning. Be aware of very high combined sales tax. Louisiana offers homestead exemption on first $75,000 of assessed value. Social Security is fully exempt.
Common mistakes: Converting too much in one year; Not planning for tax bill.
Frequently asked questions
How much can the Roth IRA Conversion Strategy save a Louisiana taxpayer in 2026?
In LevyIO's example, a single filer with $52,800 of income (the Louisiana median household income in our state dataset) who removes $5,000 from taxable income saves about $600 in 2026 federal tax (12% marginal bracket) plus about $150 in Louisiana tax (3% state marginal rate), roughly $750 combined. It is a planning estimate computed from the 2026 IRS brackets and LevyIO's LA bracket data, not a survey figure.
What is the Louisiana income tax rate for 2026?
Louisiana has a flat 3% income tax. The LA standard deduction in LevyIO's dataset is $14,600 single / $29,200 married. Flat 3% (2025). Uses federal standard deduction. Highest average combined sales tax (10.11%, Tax Foundation 2026). Low property taxes.
Who qualifies for the Roth IRA Conversion Strategy in Louisiana?
Anyone with Traditional IRA or 401(k) balance. The federal rules are the same in every state; the requirements are: Pay tax on converted amount; No income limits; 5-year holding rule. Louisiana filers should confirm on the LA return whether the state follows the federal treatment.
Which forms do I file to claim the Roth IRA Conversion Strategy?
Federal: Form 8606, Form 1040. Louisiana: check the Louisiana Department of Revenue instructions for the matching state schedule. Common mistakes: Converting too much in one year; Not planning for tax bill.
Roth IRA Conversion Strategy in other states
Sources
Reviewed 2026-09-17. Estimates are educational planning figures computed from the IRS 2026 inflation adjustments and LevyIO's state bracket dataset; they are not tax advice.