Estimate simplified 2026 U.S. federal tax on a positive asset gain. Choose short- or long-term treatment and enter other taxable income after deductions. State tax, NIIT, losses, exclusions, and special asset rules are excluded.
Short-term gains use ordinary federal brackets. Long-term gains are stacked above other taxable income and estimated using 2026 0%, 15%, and 20% thresholds. State tax, NIIT, loss deductions, home-sale exclusions, and special asset rules are not modeled. See IRS Revenue Procedure 2025-45.
Sale proceeds minus cost basis and eligible selling costs. Negative amounts are zeroed; loss deductions are not modeled.
The estimate stacks the gain above other taxable income and applies the 2026 federal 0%, 15%, and 20% thresholds.
No. It estimates regular federal tax on the gain only.