✅ 1. Form 1040-NR — U.S. Nonresident Alien Income Tax Return / 美国非居民个人所得税申报表

Form 1040-NR is the essential tax return form for Nonresident Aliens who have earned income from U.S. sources. If you are a Nonresident Alien with income from wages, rental income, or investment income in the United States, this form is crucial for reporting your income to the IRS and calculating your tax liability.
表格 1040-NR 是 非美国居民 提交所得税申报的必备表格。如果你是 非美国居民，并且在美国获得了收入（如薪资、租金收入或投资收益），这个表格对于向 IRS 申报你的收入和计算应纳税款至关重要。

For instance, if you are a freelancer, contractor, or receive income from rental properties, this form will be used to calculate how much tax you owe to the U.S. government. The form will help you report all of your U.S.-sourced income accurately.
举个例子，如果你是 自由职业者、承包商，或者通过 出租房产 获取收入，你将使用此表格来计算应向美国政府缴纳的税款。该表格将帮助你准确地报告所有 美国来源的收入。

Conditions for Use:

使用条件：

• You must be a Nonresident Alien (such as someone holding an ITIN or a foreign passport) with income earned in the U.S.

• 你必须是 非美国居民（例如，持有 ITIN 或外国护照的人），且有在美国赚取的收入。

• You must have U.S.-sourced income, such as wages, rental income, or investment income.

• 你必须有 美国来源的收入，如工资、租金收入或投资收益等。

Remember, failure to file Form 1040-NR accurately or on time could result in penalties or missed tax deductions, so it’s important to get it right the first time.
请记住，如果未能准确及时填写 表格 1040-NR，可能会导致罚款或错失税收扣除。因此，确保第一次填写就正确非常重要。