Tax-Loss Harvesting: Cut Your Capital Gains Tax
A $10,000 realized loss in a taxable brokerage account saves $3,700 in federal taxes for someone in the 37% bracket — and you can stay fully invested
Federal income tax brackets, standard deduction, capital gains rates, and filing strategies updated for 2026.
9 guides available
The One Big Beautiful Bill Act (OBBBA), signed July 4, 2025, is the biggest tax overhaul since the TCJA. It made the seven-bracket structure permanent and gave the bottom two brackets (10% and 12%) a 4% inflation adjustment — nearly double the 2.3% applied to higher brackets. That asymmetry is deliberate: Congress is pushing more income into lower-rate territory for earners under $50,400 (single) and $100,800 (married filing jointly).
Three OBBBA provisions stand out. First, a new $6,000 deduction for taxpayers 65 and older (phasing out above $75,000 single / $150,000 joint MAGI) — the first age-targeted deduction in decades. Second, the SALT cap jumped from $10,000 to $40,400, a meaningful change for homeowners in high-tax states like New York, New Jersey, and California. Third, new above-the-line deductions for tips, overtime pay, and auto loan interest went into effect.
Meanwhile, the Fed holds rates at 3.50–3.75% and tariff-driven inflation is running hotter than the 2.7% CPI used for bracket adjustments. That mismatch means real bracket creep: if your raise barely keeps pace with grocery and gas prices, you may still get pushed into a higher marginal rate. The strategies below — from maxing your HSA to tax-loss harvesting volatile positions — are designed to keep more of your income on the right side of that bracket line.
$16,100
Standard Deduction
Single Filers
$32,200
Standard Deduction
Married Filing Jointly
37%
Top Marginal Rate
Over $640,600 (single)
$2,200
Child Tax Credit
Per qualifying child
$4,400
HSA Limit
Individual Coverage
$8,750
HSA Limit
Family Coverage
April 15, 2027
Filing Deadline
2026 Returns
$40,400
SALT Cap
OBBBA (up from $10K)
$6,000
Senior Deduction
Age 65+ (OBBBA new)
2026 has seven tax brackets: 10%, 12%, 22%, 24%, 32%, 35%, and 37%. Single filers: top rate above $640,600. Married filing jointly: top rate above $768,700. The US uses progressive taxation — you only pay higher rates on income above each threshold.
Long-term capital gains (held >1 year) are taxed at 0%, 15%, or 20%. Single filers pay 0% up to $49,450, 15% up to $545,500, and 20% above. Short-term gains are taxed as ordinary income. Tax-loss harvesting can offset gains.
Read our capital gains taxguide →The 2026 standard deduction is $16,100 (single), $32,200 (married filing jointly), or $24,150 (head of household). Itemize only if your deductions exceed these amounts.
Read our standard deductionguide →Sell losing investments to offset capital gains and reduce your tax bill. You can deduct up to $3,000 in net capital losses against ordinary income per year. Unused losses carry forward indefinitely. Watch the wash-sale rule — no repurchasing the same security within 30 days.
Read our tax-loss harvestingguide →The 2026 child tax credit is $2,200 per qualifying child under 17, with up to $1,700 refundable. The credit phases out for higher incomes. Dependents aged 17-18 or full-time students 19-24 may qualify for a $500 credit.
Read our child tax creditguide →The AMT is a parallel tax system ensuring high-income taxpayers pay a minimum amount. 2026 exemption: $90,100 (single) / $140,200 (married). Exercising incentive stock options and large state/local tax deductions are common AMT triggers.
Read our amt (alternative minimum tax)guide →The only account with a triple tax advantage: deductible contributions, tax-free growth, and tax-free medical withdrawals. 2026 limits: $4,400 (individual) / $8,750 (family), plus $1,000 catch-up at 55+. Requires an HDHP with a minimum $1,700 deductible.
Read our health savings account (hsa)guide →Self-employed workers, freelancers, and investors must pay taxes quarterly if they expect to owe $1,000+. The 2026 deadlines: April 15, June 15, September 15, and January 15. The safe harbor rule — paying 100% of prior year's tax — eliminates penalty risk entirely.
Read our estimated quarterly taxesguide →| Rate | Single Filer | Married Filing Jointly |
|---|---|---|
| 10% | $0 – $12,400 | $0 – $24,800 |
| 12% | $12,400 – $50,400 | $24,800 – $100,800 |
| 22% | $50,400 – $105,700 | $100,800 – $211,400 |
| 24% | $105,700 – $201,775 | $211,400 – $403,550 |
| 32% | $201,775 – $256,225 | $403,550 – $512,450 |
| 35% | $256,225 – $640,600 | $512,450 – $768,700 |
| 37% | Over $640,600 | Over $768,700 |
| Rate | Single Filer | Married Filing Jointly |
|---|---|---|
| 0% | Up to $49,450 | Up to $98,900 |
| 15% | $49,450 – $545,500 | $98,900 – $613,700 |
| 20% | Over $545,500 | Over $613,700 |
Short-term capital gains (assets held one year or less) are taxed at your ordinary income tax rate. An additional 3.8% Net Investment Income Tax (NIIT) may apply for high earners.
You fall entirely within the 10–12% brackets. Prioritize Roth contributions (pay tax now at low rates) and max your standard deduction at $16,100. If you have a high-deductible health plan, an HSA gives you the only triple-tax-advantaged account available.
You span the 12–22% brackets. Split contributions between traditional 401(k) (to lower your marginal rate) and Roth IRA (to build tax-free growth). The OBBBA's expanded SALT cap at $40,400 may make itemizing worthwhile if you have a mortgage in a high-tax state.
Harvest losses in volatile positions to offset gains — you can deduct up to $3,000 in net losses against ordinary income. Hold appreciated assets over one year to qualify for the 0%/15%/20% long-term rates instead of ordinary income rates.
Pay quarterly estimated taxes to avoid underpayment penalties. The safe harbor: pay 100% of last year's tax liability. Deduct health insurance premiums, home office, and consider a SEP IRA (up to 25% of net earnings) to reduce your self-employment tax burden.
Claim the new $6,000 senior deduction on top of the standard deduction — that's $16,100 + $6,000 = $22,100 for single filers. This phases out above $75,000 MAGI (single) / $150,000 (joint). Consider Roth conversions while in a lower bracket.
A $10,000 realized loss in a taxable brokerage account saves $3,700 in federal taxes for someone in the 37% bracket — and you can stay fully invested
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Estimate your 2026 federal income tax, effective rate, and take-home pay by filing status.
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Open Capital Gains Calculator →Disclaimer: This content is for informational purposes only and does not constitute tax, legal, or financial advice. Tax brackets and figures are based on 2026 IRS guidelines and may be subject to legislative changes. Consult a qualified tax professional or CPA before making tax-related decisions.