Gokce Tandogdu
ITIN Specialist, itin.net
You can pay U.S. taxes with an ITIN, but the process depends on your U.S. tax residency status and the type of income you are reporting. An ITIN, or Individual Taxpayer Identification Number, is issued by the IRS to individuals who need a U.S. taxpayer identification number but do not have and are not eligible to obtain a Social Security Number (SSN). This includes many non-resident aliens, resident aliens, and others who have U.S. tax obligations. The core of paying taxes with an ITIN involves understanding your filing requirements and correctly completing the appropriate U.S. federal income tax forms.
Determining Your U.S. Tax Filing Obligation
Your obligation to file a U.S. tax return and pay taxes depends on your U.S. tax residency status and the amount and type of income you received from U.S. sources. The IRS has specific tests to determine if you are a non-resident alien or a resident alien for tax purposes.
Non-Resident Alien Status
As a non-resident alien, you are generally only taxed on your U.S. source income. This typically includes income from employment performed in the U.S., business income effectively connected with a U.S. trade or business, and certain other U.S. investments. Non-resident aliens usually file Form 1040-NR, U.S. Nonresident Alien Income Tax Return. The specifics of how to pay taxes with an ITIN for non-residents often involve treaty benefits and specific withholding rules.
Resident Alien Status
If you meet either the Green Card Test or the Substantial Presence Test for the tax year, you are considered a resident alien for U.S. tax purposes. Resident aliens are taxed on their worldwide income, similar to U.S. citizens. They file Form 1040, U.S. Individual Income Tax Return, or Form 1040-SR, U.S. Tax Return for Seniors. If you are a resident alien, your ITIN functions similarly to an SSN for filing and payment purposes.
Obtaining an ITIN
Before you can pay taxes with an ITIN, you must have one. The IRS issues ITINs to individuals who are not eligible for an SSN but require a U.S. taxpayer identification number. This is primarily done by filing Form W-7, Application for IRS Individual Taxpayer Identification Number. You can apply for an ITIN at the same time you file your tax return, or separately.
Applying with Your Tax Return
To apply for an ITIN concurrently with filing your tax return, you will attach Form W-7 to your federal income tax return (Form 1040-NR or Form 1040). You must include your original identification documents or certified copies from the issuing agency along with your application. The IRS will verify your identity documents and then forward your tax return for processing. This is a common method for first-time filers.
Applying Separately
If you already have your tax return prepared or do not wish to submit original identification documents to the IRS, you can apply for an ITIN separately. You can mail your Form W-7 with original or certified copies of your identification documents to the IRS address listed on the form. Alternatively, you can apply in person at certain IRS Taxpayer Assistance Centers (TACs) that offer ITIN application services, or through a Certified Acceptance Agent (CAA).
Certified Acceptance Agents (CAAs)
CAAs are individuals or entities, such as accounting firms or other organizations, that have been certified by the IRS to help taxpayers apply for ITINs. Using a CAA can be advantageous because they are authorized to review your original identification documents and forward your application to the IRS without you having to mail them. This means you keep your original documents. Some CAAs, like itin.net, can assist you with the entire ITIN application process, ensuring accuracy and completeness.
Filing Your U.S. Tax Return
Once you have your ITIN or are in the process of obtaining one, you will need to file the correct U.S. federal income tax return. The form you use depends on your residency status.
Filing Form 1040-NR (Non-Resident Aliens)
Non-resident aliens file Form 1040-NR. This form is specifically designed for individuals who are not U.S. citizens or U.S. nationals and are not resident aliens. It requires you to report U.S. source income, claim any applicable deductions and credits, and determine your tax liability. You will need to report your ITIN on this form. If you have income from a U.S. trade or business, you may also need to file Form 1042, Annual Withholding Tax Return for U.S. Source Income of Foreign Persons, to reconcile withholding.
Filing Form 1040 (Resident Aliens)
Resident aliens file Form 1040. As a resident alien, you are taxed on your worldwide income. Your ITIN will be used on Form 1040 just as an SSN would be used. The filing process is largely the same as for U.S. citizens, with a few potential differences regarding foreign tax credits or exclusions.
Paying Your U.S. Tax Liability
After you have filed your tax return, you will need to pay any tax due. The IRS offers several methods for payment.
Electronic Payments
The IRS encourages electronic payments. You can pay directly from your bank account (checking or savings) using IRS Direct Pay on the IRS website. This is a free service. You can also pay using a credit or debit card through a third-party payment processor. These processors charge a small fee. Many tax software programs also offer electronic payment options when you file.
Check or Money Order
If you prefer to pay by check or money order, you should make it payable to the U.S. Treasury. Include your name, address, phone number, Social Security number (or ITIN), the tax year, and the relevant tax form or notice number on the front of the payment. Mail it to the address listed on the notice or tax form instructions.
Estimated Tax Payments
If you expect to owe at least $1,000 in tax for the year, and your withholding and refundable credits will not cover your tax liability, you may need to make estimated tax payments. This applies to income not subject to withholding, such as self-employment income or interest. You can make estimated tax payments using the same electronic methods as above or by mailing Form 1040-ES, Estimated Tax for Individuals, or Form 1040-ES (NR), U.S. Estimated Tax for Nonresident Alien Individuals.
Special Considerations for Non-Residents
For non-resident aliens, understanding U.S. tax law can be complex, especially regarding income sourcing, treaty benefits, and withholding.
U.S. Source Income
U.S. source income includes wages earned for services performed in the U.S., interest and dividends from U.S. payers (though some may be exempt), rental income from U.S. property, and income from a trade or business conducted in the U.S. Non-resident aliens are generally taxed only on this U.S. source income.
Tax Treaties
The U.S. has income tax treaties with many countries. These treaties can reduce or eliminate U.S. tax on certain types of income, such as business profits, dividends, interest, and royalties. To claim treaty benefits, you typically need to file Form W-8BEN (Certificate of Foreign Status of Beneficial Owner for United States Tax Withholding and Reporting (Individuals)) with the withholding agent (e.g., the bank or company paying you) and claim the benefit on your Form 1040-NR.
Withholding
Income that is subject to withholding tax for non-resident aliens is typically taxed at a flat rate, often 30%, unless reduced by a tax treaty. The payer of the income is responsible for withholding the tax and remitting it to the IRS. You will receive a Form 1042-S, Foreign Person's U.S. Source Income Subject to Withholding, reporting this income and the amount withheld. This amount is then credited against your total tax liability when you file Form 1040-NR.
Business Income and Reporting
If you are operating a business in the U.S. as a non-resident, your tax obligations can become more involved.
U.S. LLCs and Foreign-Owned Corporations
If you form a U.S. LLC or a foreign corporation that is treated as engaged in a U.S. trade or business, you may have additional reporting requirements. For example, a U.S. LLC with a single foreign owner may be disregarded for tax purposes, but the owner still has reporting obligations. If you are a foreign owner of a U.S. LLC, you might need to file Form 5472, Information Return of a 25% Foreign-Owned U.S. Corporation or a Foreign Corporation Engaged in a U.S. Trade or Business, along with a pro forma Form 1120. Failure to file Form 5472 can result in significant penalties. The formation of a U.S. LLC is a common step for non-residents looking to conduct business in the U.S. and often requires obtaining an EIN (Employer Identification Number) by filing Form SS-4, Application for Employer Identification Number.
Opening a U.S. Bank Account
To facilitate business operations and tax payments, many non-residents seek to open a U.S. bank account. While some banks require an SSN, others, particularly those catering to international clients or digital banks, may allow opening an account with an ITIN and other identification. Services like Mercury, Relay, or Brex have historically offered options for non-residents to open business accounts. Having a dedicated U.S. bank account is crucial for managing U.S. business finances and making tax payments efficiently.
Common Mistakes When Paying Taxes with an ITIN
Several common errors can complicate the process of paying taxes with an ITIN.
- Incorrect Tax Form: Using Form 1040 when you should use Form 1040-NR, or vice-versa, is a frequent mistake that can lead to incorrect tax assessments.
- Failure to Report All U.S. Source Income: Non-residents must report all income effectively connected with a U.S. trade or business, as well as any other U.S. source income subject to withholding.
- Incorrectly Claiming Treaty Benefits: Not properly documenting or claiming treaty benefits can result in overpaying taxes. This often involves failing to provide Form W-8BEN to the payer.
- Missing Filing Deadlines: The standard deadline for most individual tax returns is April 15th. Non-resident aliens with income only from wages subject to withholding may have a later deadline, but it's crucial to be aware of the specific due dates to avoid penalties and interest.
- Not Obtaining an ITIN When Required: Some individuals may attempt to file without an ITIN or SSN, leading to processing delays or rejections by the IRS. It's essential to have your ITIN before or during the filing process.
- Ignoring U.S. Business Reporting Requirements: For those operating a U.S. business, failing to file forms like Form 5472 or Form SS-4 for an EIN can lead to severe penalties.
ITIN Renewal and Ongoing Compliance
ITINs do not expire automatically, but they can become invalid if not used on a federal tax return for three consecutive tax years. Additionally, the IRS periodically requires ITINs to be renewed, especially for those with middle digits that fall within certain ranges. If your ITIN expires or becomes invalid, you will need to renew it by submitting Form W-7 again, along with required identification documents, typically when you file your next tax return.
When to Seek Professional Help
Navigating the U.S. tax system as a non-resident can be challenging. If you have complex income situations, are unsure about your residency status, or need to claim tax treaty benefits, consulting a qualified tax professional is highly recommended. For assistance with obtaining your ITIN, consider the services offered by Certified Acceptance Agents. For more complex tax matters or business setup, you may need to engage a tax advisor or an attorney specializing in international taxation. The process of how to pay taxes with an ITIN number is manageable with the right guidance. You can learn more about the ITIN application process at itin.net or consult our author, Gokce Tandogdu, an ITIN Specialist, via the /about page for expert insights.