🇺🇸 美国个税税率档位计算器Tax Bracket Calculator (US 2026)
按 2026 年美国联邦个人所得税税率表计算应纳税所得额、税额、边际税率和实际税率，并列出每个税档的税额。US federal income tax for 2026: taxable income, tax, marginal and effective rate, with tax owed in each bracket.
使用说明与常见问题How-to & FAQ
「美国个税税率档位计算器」是什么？What is the Tax Bracket Calculator (US 2026) tool?
按 2026 年美国联邦个人所得税税率表计算应纳税所得额、税额、边际税率和实际税率，并列出每个税档的税额。US federal income tax for 2026: taxable income, tax, marginal and effective rate, with tax owed in each bracket.
如何使用「美国个税税率档位计算器」？How do I use the Tax Bracket Calculator (US 2026) tool?
在「美国个税税率档位计算器」中，填写「报税身份」、「年收入（AGI）」、「扣除」、「逐项扣除金额」等参数，结果会随输入实时计算并显示在下方。In the Tax Bracket Calculator (US 2026): Fill in "Filing status", "Income (AGI)", "Deduction", "Itemized amount"; results are recalculated instantly as you type.
数据来源与范围？Source and scope?
税率表和标准扣除来自 IRS Rev. Proc. 2025-32（2026 纳税年度，已含 OBBB 法案修订）。只计算普通收入的联邦所得税，不含州税、FICA 社保医保税、资本利得优惠税率、税收抵免和 65 岁以上额外扣除。Brackets and standard deductions are from IRS Rev. Proc. 2025-32 (tax year 2026, including OBBB changes). It covers federal tax on ordinary income only — no state tax, FICA, capital-gains rates, credits or the extra deduction for age 65+.
计算结果可以作为最终依据吗？Can I rely on the result?
「美国个税税率档位计算器」按标准公式计算，结果仅供参考；实际金额以银行、券商或税务机关的规则和四舍五入方式为准。The Tax Bracket Calculator (US 2026) uses standard formulas and is for estimation only; actual figures depend on your bank, broker or tax authority's rules and rounding.
「美国个税税率档位计算器」免费吗？需要注册吗？Is the Tax Bracket Calculator (US 2026) free? Do I need an account?
「美国个税税率档位计算器」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Tax Bracket Calculator (US 2026) is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.