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Illustration for an ITIN article aimed at Wise business users based in Spain
ITIN12 min read

How Wise business users from Spain Get an ITIN

Wise business users in Spain require an ITIN for U.S. tax obligations. Learn the specific steps, documentation, and common pitfalls for your situation.

Reviewed by , ITIN Specialist at itin.net.

Wise Business Users in Spain Face Unique ITIN Requirements

Wise business users based in Spain often establish a U.S. presence, typically through a U.S. LLC, to facilitate international transactions and access U.S. banking. This structure, while beneficial, triggers U.S. tax reporting obligations even for non-residents. Specifically, U.S. entities owned by foreign persons must file IRS Form 5472 to report transactions with related parties. Filing Form 5472 requires the responsible party (often the foreign owner) to obtain an ITIN. Unlike U.S. residents or citizens, you cannot obtain a Social Security Number (SSN), making the ITIN your necessary tax identification number for these filings. This is the primary friction point: needing a U.S. tax ID for U.S. entity reporting when you have no U.S. residency or SSN. The process involves detailed documentation and understanding IRS requirements, which differ from those for U.S. citizens. Your Wise Business account facilitates global payments, but it doesn't exempt you from these U.S. tax compliance steps. Understanding these specific triggers is the first step toward successful ITIN application.

When You Need an ITIN as a Wise Business User in Spain

An ITIN becomes mandatory for Wise business users in Spain primarily when you form or own a U.S. entity, such as a U.S. LLC. U.S. tax law requires U.S. entities to report certain financial activities to the IRS. For foreign-owned U.S. LLCs, this typically means filing Form 5472, Information Return of a 25% Foreign-Owned U.S. Corporation With Any Related Party. This form is due annually, and a failure to file can result in significant penalties. To file Form 5472, you, as the responsible party or owner, need a tax identification number. Since you are not a U.S. resident and do not qualify for an SSN, the ITIN is the only option. The IRS issues the ITIN via Form W-7, Application for IRS Individual Taxpayer Identification Number. Beyond Form 5472, other circumstances might necessitate an ITIN, such as receiving certain types of U.S. income that require tax withholding or filing a U.S. tax return voluntarily. However, for most Wise business users in Spain, the U.S. LLC structure and the subsequent Form 5472 filing are the most common ITIN triggers. It is essential to address this requirement proactively to avoid penalties and maintain compliance.

Required Documentation for Your ITIN Application

To apply for an ITIN, you must submit Form W-7 along with specific supporting documents to the IRS. The primary document accepted by the IRS for identity verification is a valid, unexpired passport. Your passport serves as both proof of identity and proof of foreign status. If you do not have a valid passport, the IRS will accept other documents, but these are generally harder to use and often lead to delays. Acceptable alternative documents include a national identity card, birth certificate, foreign driver's license, or U.S. visa. Each document must be an original or a certified copy from the issuing agency. The IRS will review these documents and return them to you. In addition to identity and foreign status documentation, you must provide a U.S. federal income tax return (e.g., Form 1040-NR for non-resident aliens) to claim an ITIN, unless you qualify for an exception. For Wise business users in Spain who are applying solely to file Form 5472, you can claim an exception to the tax return filing requirement. In this case, you'll submit a statement explaining that you are required to file Form 5472 and need an ITIN. Ensure all documents are current and accurately reflect your legal name as it appears on your passport.

The ITIN Application Process for Spanish Residents

The ITIN application process begins with completing Form W-7. This form requires personal information, including your name, address, and foreign tax identification number if applicable. You must also specify the reason for applying for an ITIN. For Wise business users in Spain forming a U.S. LLC, the reason is typically to file Form 5472. You will then gather your original or certified supporting documents, such as your passport, and your U.S. federal income tax return or the relevant exception statement. There are three main ways to submit your Form W-7: 1. Mail your application directly to the IRS Processing Center in Austin, Texas. This involves sending your original documents, which can take several weeks to be returned. 2. Apply through a Certified Acceptance Agent (CAA). A CAA, like itin.net, can verify your original documents and forward your application to the IRS on your behalf, without you needing to mail your passport. This is often the fastest and most secure method. 3. Visit an IRS Taxpayer Assistance Center (TAC) that offers ITIN application services. You will need to schedule an appointment. The IRS processing time for ITIN applications can vary. When filed directly with the IRS, it typically takes 10–15 weeks. When using a CAA, the process is usually much faster, often within 5–10 business days for the application to reach the IRS, followed by IRS processing which can take several weeks. The IRS will issue your ITIN in a formal notice, CP-565.

Common Application Mistakes for Wise Business Users in Spain

Wise business users in Spain may encounter specific pitfalls when applying for an ITIN, beyond the generic errors the IRS sees. A frequent mistake is failing to correctly identify the reason for ITIN application on Form W-7. If you're applying solely for Form 5472, you must select the appropriate exception category and provide the required supporting statement. Simply stating 'other' is insufficient. Another common issue is missing or incomplete supporting documentation. Ensure your passport is valid and that you've included a clear copy. If you are submitting a tax return, confirm it is complete and accurate. For those using a U.S. LLC, ensure the entity details on your tax forms match your Operating Agreement and any other business registration documents. Errors in name spelling or date of birth between your identification documents and Form W-7 can lead to rejections. Finally, misunderstandings about the Spain–U.S. tax treaty can lead to incorrect claims on tax forms, which can impact your ITIN application if tied to specific treaty benefits. Always confirm treaty applicability with a tax professional.

Benefits of Using a Certified Acceptance Agent (CAA)

Using a Certified Acceptance Agent (CAA), such as itin.net, offers significant advantages for Wise business users in Spain applying for an ITIN. The most critical benefit is that a CAA can verify your original identification documents, primarily your passport, on your behalf. This means you do not have to mail your original passport to the IRS, mitigating the risk of loss or delay during transit. The CAA reviews your Form W-7 and supporting documents for completeness and accuracy before submitting them to the IRS. This pre-screening process significantly reduces the chances of your application being rejected due to common errors. The IRS typically processes applications submitted through a CAA more efficiently. While the IRS still performs the final review and issues the ITIN, the initial verification by a trusted agent streamlines the overall process. This can lead to a faster turnaround time compared to mailing your application directly to the IRS. For individuals in Spain, this service eliminates the need for international courier services for sensitive documents and provides expert guidance throughout the application.

Next Steps After Obtaining Your ITIN

Once you receive your ITIN from the IRS via notice CP-565, your primary tax obligation related to your U.S. entity is addressed for the current filing period. You can now use this 9-digit number to file your required U.S. tax returns, such as Form 5472, and any other IRS forms that require an individual taxpayer identification number. If you are also looking to establish a U.S. business presence, obtaining an EIN (Employer Identification Number) for your U.S. LLC is a separate but often concurrent step. An EIN is like a Social Security number for your business. Many Wise business users also find it beneficial to open a U.S. bank account to manage their U.S. entity's finances separately. Services like Mercury, Relay, or Brex are popular choices for non-residents. If you plan to reinvest profits or expand your U.S. operations, consulting with a U.S. tax advisor is recommended. For ongoing compliance and to ensure you meet all U.S. tax obligations, consider reviewing itin.net's pricing for ITIN services or contacting us directly for personalized assistance.

Practical tips

  • Ensure the legal name on your Form W-7, passport, and any other supporting documents is identical. Mismatched names are a common reason for ITIN application rejection.
  • When applying for an ITIN to file Form 5472, select the correct exception category on Form W-7 and attach the required statement detailing your filing obligation.
  • Submit certified copies or originals of your identification documents. Photocopies are generally not accepted by the IRS unless certified by the issuing agency.
  • If you are using a Certified Acceptance Agent (CAA), confirm they are authorized by the IRS to handle your application and understand their verification process.
  • Keep a copy of your submitted Form W-7 and all supporting documents for your records. This is useful for future reference and any potential IRS inquiries.

Frequently asked questions

Can I use my Wise Business account details on the ITIN application?

Your Wise Business account details are generally not used on the Form W-7 ITIN application itself, as it requires personal identification. However, if your Wise account is linked to a U.S. LLC that requires you to file Form 5472, this underlying U.S. entity structure is the reason you need the ITIN. The ITIN is for your personal identification for U.S. tax purposes.

How long does it take to get an ITIN after applying from Spain?

When applying through a Certified Acceptance Agent (CAA) like itin.net, the application is processed quickly, often within 5–10 business days to reach the IRS. The IRS itself then takes approximately 10–15 weeks to issue the ITIN. Mailing directly to the IRS can add significant transit time for your documents, potentially extending the total processing time.

Do I need a U.S. tax return to get an ITIN if I have a U.S. LLC?

Not necessarily. If your sole purpose for needing an ITIN is to file IRS Form 5472 for a U.S. LLC, you can apply under an exception to the tax return filing requirement. You will need to submit a statement explaining this specific filing obligation instead of a full U.S. tax return.

Can I use my Spanish passport for the ITIN application?

Yes, a valid, unexpired Spanish passport is the preferred identification document for applying for an ITIN. It serves as proof of identity and foreign status. Ensure the name and details on your passport precisely match the information you provide on Form W-7.

What is the difference between an ITIN and an EIN for my U.S. LLC?

An ITIN (Individual Taxpayer Identification Number) is for individuals, like yourself, who need a U.S. tax ID but cannot get an SSN. An EIN (Employer Identification Number) is for your business entity, such as your U.S. LLC. Your LLC will need an EIN to operate and file business taxes, while you will need an ITIN to file personal or entity-related tax forms like Form 5472.

Does the Spain–U.S. tax treaty affect my ITIN application?

The Spain–U.S. tax treaty primarily governs withholding rates on certain types of income and prevents double taxation. While it doesn't directly affect the ITIN application process itself, understanding its provisions can be crucial if your ITIN application is related to claiming specific treaty benefits on a U.S. tax return. Confirm treaty implications with a tax professional.

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