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Illustration for an ITIN Renewal article aimed at foreign contractors based in Spain
ITIN15 min read

How foreign contractors from Spain Get an ITIN Renewal

Foreign contractors in Spain need to renew their ITIN for U.S. tax compliance. Learn the process, required documents, and common pitfalls.

Reviewed by , ITIN Specialist at itin.net.

Why Foreign Contractors in Spain Need ITIN Renewal

Foreign contractors based in Spain face unique challenges when their U.S. Individual Taxpayer Identification Number (ITIN) expires. Unlike U.S. residents, you operate under different tax regulations and may not be aware of the IRS's ITIN expiration policies until it directly impacts your ability to invoice U.S. clients. This is particularly relevant if you receive Form 1099 from U.S. clients, as an invalid ITIN can lead to backup withholding at a higher rate (24% or more) on your payments. This situation requires proactive management of your U.S. tax identification. The primary trigger for ITIN renewal is either non-use for three consecutive tax years or the IRS's scheduled expiration based on the ITIN's middle digits. For Spanish contractors invoicing U.S. companies, maintaining a valid ITIN is crucial for compliance and avoiding payment disruptions. Failure to renew can complicate your U.S. tax filings and potentially affect future business dealings. This article outlines the specific steps and considerations for ITIN renewal for contractors in Spain.

ITIN Renewal Triggers and Eligibility

Your ITIN requires renewal if it has not been used on a federal tax return for three consecutive years, or if it falls within the IRS's middle-digit expiration schedule. The IRS issues ITINs in batches, and each batch has a middle-digit range that expires on a rolling basis. For example, ITINs with middle digits 70-79 expired in 2021, and those with middle digits 80-89 expired in 2022. You can check your ITIN's validity by reviewing your prior year tax filings or by contacting the IRS directly. Spanish contractors often discover their ITIN has expired when a U.S. client's payer requests an updated Form W-7 to ensure correct tax withholding. Without a valid ITIN, U.S. payers may be required to withhold taxes at the highest applicable rate, impacting your net income. It is also advisable to renew your ITIN if you anticipate filing a U.S. tax return in the near future, even if it hasn't officially expired. Proactive renewal prevents last-minute issues and ensures continuous compliance with U.S. tax law. The IRS typically issues a CP-48 notice to inform taxpayers of an expiring ITIN, but relying solely on this notice is risky, as mail can be lost or delayed.

Required Documents for ITIN Renewal

To renew your ITIN, you will need specific documentation to submit with Form W-7, Application for IRS Individual Taxpayer Identification Number, ensuring the 'Renew an Existing ITIN' box is checked. The most critical document is your valid passport. If you do not have a current passport, you may submit alternative identification documents, such as a national identity card, U.S. driver's license, or foreign driver's license, along with a copy of your birth certificate. However, a passport is the preferred and most commonly accepted primary identification. If you have an old ITIN notice or a previous tax return showing your ITIN, include a copy of this as supporting documentation. While not always mandatory, it helps the IRS verify your existing number. Finally, you must include a current federal tax return with your Form W-7 application. This demonstrates your need for an ITIN for U.S. tax purposes. For Spanish contractors, ensure all documents are current and accurate to avoid processing delays. The IRS requires original documents or certified copies from the issuing agency. If you submit original documents, they will be mailed back to you, which can take additional time.

The ITIN Renewal Application Process

The ITIN renewal process involves completing and submitting Form W-7 along with supporting documentation to the IRS. You can submit your application directly to the IRS or through a Certified Acceptance Agent (CAA). Sending your application directly to the IRS service center in Austin, Texas, means you must mail original identification documents, which are then returned by mail. This direct submission can lead to longer processing times as the IRS handles verification and mailing. Alternatively, using a Certified Acceptance Agent (CAA), like itin.net, allows you to submit your application with copies of your identification documents. The CAA verifies your original documents and forwards your application to the IRS, eliminating the need to mail your originals. This process typically speeds up verification. The typical timeline for ITIN renewal through a CAA is 5–10 business days from application submission to receiving the new ITIN, assuming all documentation is in order. Direct submissions to the IRS can take much longer, potentially several weeks or even months. Once the IRS approves your application, they will issue a new ITIN notice, CP-565.

Common Mistakes for Spanish Contractors

Foreign contractors in Spain often make specific errors when renewing their ITIN. A frequent mistake is using a name on Form W-7 that does not exactly match the name on their passport or other identification documents. Even minor discrepancies can lead to rejection. Ensure your legal name is consistent across all submitted documents. Another common pitfall is failing to include a complete and accurate U.S. federal tax return with the Form W-7. This tax return is the primary reason for needing an ITIN, and its absence or incompleteness will halt the renewal process. For those who have formed a U.S. LLC, ensure you are using the correct entity and individual tax identification numbers as required by the IRS. Incorrectly identifying yourself as an employee rather than an independent contractor can also lead to filing errors. Lastly, many Spanish contractors overlook the importance of proactively checking their ITIN status, waiting until they receive a CP-48 notice or face backup withholding. This delay can cause significant financial and administrative burdens.

Benefits of Using a Certified Acceptance Agent (CAA)

Utilizing a Certified Acceptance Agent (CAA), such as itin.net, offers significant advantages for foreign contractors in Spain renewing their ITIN. A CAA is authorized by the IRS to assist taxpayers in completing Form W-7 and to verify original identification documents, transmitting them to the IRS on your behalf. This means you do not have to mail your original passport or other vital identification documents directly to the IRS. Instead, the CAA authenticates your documents and forwards the application package. This verification service significantly reduces the risk of your original documents being lost or stolen in transit. Furthermore, CAAs streamline the application process, often leading to faster processing times compared to direct submissions. The typical timeline for ITIN renewal through a CAA is considerably shorter, often within 5–10 business days. This efficiency is invaluable for contractors who need their ITIN for immediate tax filing or to avoid backup withholding on payments from U.S. clients. Using a CAA provides peace of mind and a more secure, efficient path to ITIN renewal.

Next Steps After ITIN Renewal

Once your ITIN renewal is approved and you receive your new ITIN notice (CP-565) from the IRS, several actions are recommended to ensure continued compliance and smooth business operations. Update your new ITIN with any U.S. clients or payers who have your old ITIN on file. This prevents issues with tax reporting, such as incorrect information on Form 1099. If you have engaged in U.S. business activities, such as forming a U.S. LLC, ensure your tax filings reflect the correct ITIN. For contractors who also need an EIN for their business entity, the renewal of your ITIN is a separate but related process. You can explore U.S. business setup services, including forming an LLC or opening a U.S. bank account, which often requires a valid ITIN or EIN. Reviewing the ITIN Renewal Package pricing on itin.net can help you budget for the service. If you have further questions or require assistance with your ITIN renewal, contacting itin.net directly is the next logical step.

Practical tips

  • Ensure your legal name on Form W-7 precisely matches your passport and any other identification documents submitted.
  • Include a complete and accurate U.S. federal tax return with your Form W-7 application for ITIN renewal.
  • If you have a previous ITIN notice or tax filing showing your ITIN, include a copy with your renewal application.
  • Proactively check your ITIN status before the IRS sends a CP-48 notice to avoid potential backup withholding.
  • When using a Certified Acceptance Agent (CAA), submit copies of your identification documents as instructed; do not send originals unless specifically requested.

Frequently asked questions

How long does it take to renew an ITIN for a contractor in Spain?

Through a Certified Acceptance Agent (CAA) like itin.net, the typical timeline for ITIN renewal is 5–10 business days. Direct submission to the IRS can take significantly longer, potentially several weeks or months.

Can I use my Spanish national ID instead of a passport for ITIN renewal?

A valid passport is the preferred primary identification document for ITIN renewal. If a passport is unavailable, alternative documents like a national identity card, U.S. driver's license, or foreign driver's license may be accepted, often in conjunction with a birth certificate. Consult with a Certified Acceptance Agent for specific requirements.

What happens if my ITIN expires and I continue to invoice U.S. clients?

If your ITIN expires and you do not renew it, your U.S. clients may be required to withhold taxes at the highest applicable rate (backup withholding, typically 24% or more) on payments made to you. This can significantly reduce your net income. You may also face issues with filing your U.S. tax returns.

Do I need to file a U.S. tax return to renew my ITIN?

Yes, a current federal tax return is a required document for ITIN renewal. The tax return demonstrates your need for an ITIN for U.S. tax purposes. This return can be a Form 1040-NR for non-residents or other relevant U.S. tax forms.

Is the U.S.–Spain tax treaty relevant to my ITIN renewal?

The U.S.–Spain tax treaty primarily affects withholding rates on certain types of income. While it doesn't directly alter the ITIN renewal process itself, it is crucial for understanding your overall U.S. tax obligations and potential tax benefits as a contractor residing in Spain. Ensure you claim treaty benefits correctly on your tax return.

Can I renew my ITIN if I haven't used it in over three years?

Yes, if your ITIN has not been used on a federal tax return for three consecutive years, it is considered expired and requires renewal. The process is the same as for an ITIN expiring due to the IRS's middle-digit schedule. You will need to complete Form W-7 and provide supporting documentation, including a current tax return.

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