USUSAUpdated for 2026Finance

US Tax-Loss Harvesting & $3,000 Capital Loss Offset Calculator 2026

Calculate capital loss netting (short-term vs long-term), the annual $3,000 ordinary income tax deduction offset, tax savings at your marginal tax bracket, and multi-year loss carryforward.

Calculated Result

Current Year Direct Income Tax Saved

$720

Calculator Inputs

$
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$
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$
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$
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%
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Current Year Direct Income Tax Saved

$720

Ordinary Income Offset (Max $3,000)

$3,000

Unused Capital Loss Carryforward

$10,000

Net Short-Term Gain/Loss

$-6,000

Net Long-Term Gain/Loss

$-7,000

Overall Net Capital Position

$-13,000

Under IRC § 1211(b), net capital losses can offset ordinary income up to a maximum of $3,000 per year ($1,500 if married filing separately). Remaining losses carry forward indefinitely.

This calculator is a mathematical model for general financial estimation, planning, and educational guidance. Results depend on your inputs and standard formulas, and do not constitute binding financial, tax, or investment advice. Always consult a qualified professional before making financial decisions.

Official Statute: Internal Revenue Code (26 U.S.C. § 1211 - Limitation on Capital Losses & § 1212 Capital Loss Carrybacks and Carryforwards)Last Verified: 2026-09-04

Calculation Methodology

Net Short-Term = ST Gains - ST Losses; Net Long-Term = LT Gains - LT Losses. Total Net Loss offsets ordinary income up to $3,000. Carryforward = max(0, Total Net Loss - $3,000).

Frequently Asked Questions

Short-term losses first offset short-term gains, and long-term losses offset long-term gains. If net losses remain in one category, they offset net gains in the other category.

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