精确计算 · 2026税率
自雇税规划器
比1099简版计算器更精确:使用2026年真实联邦税率区间,自动扣除标准扣除额、 QBI扣除(合格商业收入20%扣除)和SE Tax半额扣除,并显示完整季度缴款日历。
- 自雇净收入:你的1099/接案收入,已减去商业支出后的数字。
- 其他收入:如果你同时有W-2工资收入,填在这里。
- State Tax Rate:你所在州的个人所得税税率(联邦税系统会自动计算)。
- Prior Year Tax:去年总税款,用于计算Safe Harbor避免罚款。
Self-Employment Tax Estimator
Uses actual 2026 federal tax brackets — not a flat rate estimate. Results update instantly.
Estimate only. Applies standard deduction, QBI deduction (if below threshold), and half-of-SE-tax deduction automatically. Does not include tax credits, AMT, or NIIT. Consult a CPA for filing.
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Deductions already applied
You may have more deductions available. Calculate home office, mileage & equipment deductions →
计算器界面为英文(税务术语跨语言通用)。计算结果为估算,正式报税请咨询CPA会计师。
这个计算器做了什么
SE Tax(自雇税)
净自雇收入 × 92.35% = 应税自雇收入。再 × 15.3% = 自雇税(12.4% 社会安全 + 2.9% 医疗保险)。
联邦所得税(真实税率)
AGI = 净收入 − SE Tax一半 − 健康保险 − 退休金缴纳。再减去标准扣除额和QBI扣除后,按真实税率区间计算联邦税。
季度预缴
全年税款 ÷ 4 = 建议季度缴纳额。同时展示Safe Harbor金额(去年税款÷4),两者取较大值更安全。