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ITIN application reference for Stripe account holders based in Iceland
ITIN15 min read

An ITIN Guide for Stripe account holders from Iceland

Stripe account holders in Iceland need an ITIN for U.S. tax compliance. Learn the process, required documents, and common pitfalls to ensure a smooth application.

Reviewed by , ITIN Specialist at itin.net.

Why Stripe Account Holders in Iceland Need an ITIN

Stripe account holders in Iceland face a specific hurdle: Stripe's requirement for a U.S. entity, an Employer Identification Number (EIN), and a U.S. bank account to facilitate global payment processing. For many Icelandic founders, establishing a U.S. entity may involve forming a U.S. LLC. Obtaining an EIN typically requires a U.S. federal tax identification number. If you are not a U.S. citizen or resident alien, and you do not have and cannot obtain a Social Security Number (SSN), the IRS issues an Individual Taxpayer Identification Number (ITIN). This ITIN is often the missing piece required to satisfy U.S. tax obligations associated with U.S. business activities, even if your primary operations are based in Iceland. Without an ITIN, you may be unable to fully comply with U.S. tax reporting requirements tied to your Stripe income, potentially impacting your ability to operate seamlessly with U.S.-based financial services.

Eligibility and Triggers for ITIN Application

An ITIN is required for individuals who must file a U.S. tax return but cannot obtain an SSN. For Stripe account holders in Iceland, this typically arises when your business activities necessitate U.S. tax filings. This can include receiving U.S.-sourced income that is not subject to sufficient withholding, or if your U.S. entity (like a U.S. LLC) triggers specific reporting obligations, such as those under Form 5472 for foreign-owned U.S. entities. Even if you are a tax resident of Iceland and your business is based there, U.S. tax law can extend to your activities. The IRS issues ITINs for various tax purposes, including filing U.S. federal income taxes, as well as for information return reporting and tax treaty benefits. If you are receiving payments through Stripe that originate from U.S. customers, and these payments require a U.S. tax filing, an ITIN becomes essential.

Required Documents for an ITIN Application

Applying for an ITIN involves submitting Form W-7, Application for IRS Individual Taxpayer Identification Number. This form requires specific supporting documentation to verify your identity and foreign status. The most commonly accepted primary identification document is a valid passport. If a passport is not available, other original documents such as a national identity card, birth certificate, or foreign driver's license may be accepted, but a passport is strongly preferred by the IRS. You must also provide documentation demonstrating your need for an ITIN, such as a U.S. federal tax return (e.g., Form 1040-NR for non-resident aliens) or a letter from the IRS indicating the need to file. For those relying on tax treaty benefits, relevant documentation supporting your residency and claim under the treaty may also be necessary. Ensure all submitted documents are originals or certified copies as specified by IRS guidelines.

The ITIN Application Process

The ITIN application process begins with completing Form W-7. This form requires detailed personal information, including your name, address, and foreign tax identification number (if applicable). It also requires you to state the reason for applying for an ITIN. After completing the form, you must gather your supporting identification documents and the necessary tax documentation proving your need for an ITIN. You can submit your application to the IRS either by mail or through a Certified Acceptance Agent (CAA). Submitting via mail means sending your original identification documents directly to the IRS, which can involve a significant risk of loss or damage. The typical timeline for mail applications can be lengthy, often 10–12 weeks or more. Applying through a CAA, like itin.net, streamlines this process. A CAA can verify your original documents on your behalf and forward your application to the IRS.

Common Mistakes for Stripe Account Holders in Iceland

Stripe account holders in Iceland often encounter specific pitfalls during the ITIN application. A frequent error involves incomplete or inaccurate information on Form W-7, particularly with name discrepancies between the form and your identification documents. Mismatched legal names can lead to rejection. Another common issue is failing to include the required supporting tax documentation, such as a filed U.S. tax return or a valid reason for not filing one. For those operating a U.S. LLC, ensure you are also addressing any related IRS reporting requirements, like Form 5472, as these can trigger the need for an ITIN. Incorrectly claiming tax treaty benefits without proper substantiation is another pitfall; the Iceland-U.S. tax treaty is in force, but specific conditions must be met. Finally, many applicants underestimate the time required or risk of mailing original documents directly to the IRS.

Benefits of Using a Certified Acceptance Agent (CAA)

Using a Certified Acceptance Agent (CAA) significantly simplifies the ITIN application process for Stripe account holders in Iceland. As a CAA, itin.net can authenticate your original identification documents, such as your passport, and verify the accuracy of your Form W-7. This means you do not have to mail your original documents to the IRS, mitigating the risk of loss or delay. The CAA reviews your application for completeness and accuracy before forwarding it to the IRS, which can help prevent common errors that lead to delays or rejections. The IRS typically processes applications submitted by a CAA more efficiently. While the IRS processing time can vary, the typical timeline when filing through a CAA is substantially shorter than mailing directly. This expedited handling and document verification are invaluable for individuals and businesses needing their ITIN promptly to comply with Stripe's requirements or other U.S. tax obligations.

Next Steps After Obtaining Your ITIN

Once you receive your ITIN from the IRS, typically in the form of a CP-565 notice, you can proceed with your U.S. tax obligations and business requirements. This includes filing your U.S. federal income tax return or any required informational returns. For Stripe account holders, the ITIN is often a critical step towards establishing full compliance and operational readiness with U.S. financial platforms. You may also need your ITIN to open a U.S. bank account or to properly manage your U.S. entity's tax filings. If you are setting up a new U.S. entity, consider the ongoing compliance needs beyond just the ITIN. Review the itin.net Standard Package pricing or contact us for personalized assistance with your ITIN application.

Practical tips

  • Ensure your legal name on Form W-7 exactly matches your passport or other primary identification document; any discrepancy can cause rejection.
  • File a U.S. federal tax return (like Form 1040-NR) for the year you are seeking an ITIN, unless you qualify for an exception like a specific treaty benefit claim.
  • If applying for an ITIN for a dependent or spouse, ensure their documentation and eligibility are also fully addressed on Form W-7.
  • Double-check that you have included a valid U.S. address on Form W-7; if you do not have one, use the address of your Certified Acceptance Agent.
  • Understand the specific requirements for claiming tax treaty benefits under the Iceland-U.S. treaty; consult a tax professional if unsure.

Frequently asked questions

Can I get an ITIN if I am a resident of Iceland and only operate my business through Stripe?

Yes, you may need an ITIN if your Stripe activities generate U.S.-sourced income that requires you to file a U.S. tax return, or if your U.S. entity has specific reporting obligations. The IRS issues ITINs to individuals who need to satisfy U.S. tax requirements but cannot obtain an SSN.

What is the difference between an ITIN and an EIN for my Stripe business?

An ITIN is for individuals, a tax identification number for filing personal U.S. taxes. An EIN (Employer Identification Number) is for businesses, used for federal tax purposes for entities like a U.S. LLC. Stripe often requires both an EIN for the business entity and an ITIN for the individual owner or responsible party if they don't have an SSN.

How long does it take to get an ITIN for my Stripe account?

Processing times vary. If you file by mail, it can take 10-12 weeks or more. Using a Certified Acceptance Agent (CAA) like itin.net can expedite the process, with typical IRS processing times significantly reduced. The CAA verifies your documents, which can speed up initial acceptance.

Do I need to be physically in the U.S. to apply for an ITIN?

No, you do not need to be in the U.S. to apply for an ITIN. Icelandic residents can apply from Iceland. If you use a Certified Acceptance Agent, they can handle the verification process remotely or in person, and submit the application to the IRS on your behalf.

What if my name on my Icelandic passport is different from my legal name?

It is critical that the name on your Form W-7 precisely matches the name on your primary identification document, usually your passport. If there are discrepancies, you may need to provide additional legal documentation, such as a marriage certificate or court order, to prove the name change. Consult with a qualified tax professional or CAA for guidance.

Can I use my Stripe income details to prove my need for an ITIN?

Stripe income details alone are typically not sufficient proof of need for an ITIN. You generally need to demonstrate a requirement to file a U.S. tax return (like Form 1040-NR) or satisfy other IRS reporting requirements. Your tax professional or CAA can advise on the specific documentation needed based on your situation.

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