Idaho · Professional Gambler Business Deduction
Professional Gambler Business Deduction in Idaho (2026)
Professional gamblers can deduct gambling losses and related business expenses on Schedule C, unlike recreational gamblers who are limited to offsetting winnings. Idaho has a flat 5.3% income tax, so a Idaho filer's combined marginal rate on the next dollar at $65,988 of income is about 17.3% (12% federal + 5.3% ID).
2026 savings example for Idaho
Planning estimate for a single filer earning $65,988 (Idaho 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; ID tax uses the state brackets in LevyIO's dataset and assumes the state follows the federal treatment.
Estimated total savings
$865
Federal savings
$600
$5,739 → $5,139 · 12% bracket
ID state savings
$265
$2,389 → $2,124 · 5.3% marginal
Combined marginal rate
17.3%
≈ $173 saved per $1,000 deducted
Federal × Idaho marginal rates (2026, single)
Gross-income ranges include the federal standard deduction. The ID 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) | ID marginal | Combined | Per $1,000 |
|---|---|---|---|---|
| 10% | $16,100 - $28,500 | 5.3% | 15.3% | $153 |
| 12% | $28,500 - $66,500 | 5.3% | 17.3% | $173 |
| 22% | $66,500 - $121,800 | 5.3% | 27.3% | $273 |
| 24% | $121,800 - $217,875 | 5.3% | 29.3% | $293 |
| 32% | $217,875 - $272,325 | 5.3% | 37.3% | $373 |
| 35% | $272,325 - $656,700 | 5.3% | 40.3% | $403 |
| 37% | Over $656,700 | 5.3% | 42.3% | $423 |
Eligibility & forms
Professional gamblers who treat gambling as a trade or business
- Must be a professional gambler (not recreational)
- Report on Schedule C as a business
- Can deduct business expenses related to gambling
Federal forms: Schedule C, Form W-2G
Idaho filing notes
Federal standard deduction automatically applies. Maximize the 60% capital gains exclusion on Idaho-sourced investments. Use the grocery credit. Retirement income is fully taxable.
Common mistakes: Claiming professional status without meeting IRS criteria; Not reporting all gambling winnings as income; Missing self-employment tax implications.
Frequently asked questions
How much can the Professional Gambler Business Deduction save a Idaho taxpayer in 2026?
In LevyIO's example, a single filer with $65,988 of income (the Idaho 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 $265 in Idaho tax (5.3% state marginal rate), roughly $865 combined. It is a planning estimate computed from the 2026 IRS brackets and LevyIO's ID bracket data, not a survey figure.
What is the Idaho income tax rate for 2026?
Idaho has a flat 5.3% income tax. The ID standard deduction in LevyIO's dataset is $16,100 single / $32,200 married. Flat 5.3% above $4,811 (single). Uses federal taxable income. 60% Idaho capital gains exclusion. Grocery credit $120/person.
Who qualifies for the Professional Gambler Business Deduction in Idaho?
Professional gamblers who treat gambling as a trade or business. The federal rules are the same in every state; the requirements are: Must be a professional gambler (not recreational); Report on Schedule C as a business; Can deduct business expenses related to gambling. Idaho filers should confirm on the ID return whether the state follows the federal treatment.
Which forms do I file to claim the Professional Gambler Business Deduction?
Federal: Schedule C, Form W-2G. Idaho: check the Idaho State Tax Commission instructions for the matching state schedule. Common mistakes: Claiming professional status without meeting IRS criteria; Not reporting all gambling winnings as income; Missing self-employment tax implications.
Professional Gambler Business Deduction in other states
- Full Professional Gambler Business Deduction guide (all states)
- Professional Gambler Business Deduction in Arkansas
- Professional Gambler Business Deduction in Colorado
- Professional Gambler Business Deduction in Georgia
- Professional Gambler Business Deduction in Illinois
- Professional Gambler Business Deduction in Kansas
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.