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ITIN Renewal application reference for authors receiving book royalties based in Croatia
ITIN12 min read

An ITIN Renewal Guide for authors receiving book royalties from Croatia

Authors in Croatia receiving U.S. book royalties need to renew their ITIN for tax compliance. Learn the specific steps, required documents, and common pitfalls for your situation.

Reviewed by , ITIN Specialist at itin.net.

Specific Challenges for Croatian Authors Receiving U.S. Royalties

Authors in Croatia receiving book royalties from U.S. publishers face a unique tax compliance challenge. The primary friction point is ensuring accurate tax withholding on these royalties. Without a valid ITIN, U.S. publishers are required to withhold U.S. federal income tax at a statutory rate of 30% on the gross amount of royalties paid. This rate can significantly erode your earnings. While the U.S. and Croatia have a tax treaty, claiming its benefits often requires a valid ITIN to be presented to the payer. Therefore, renewing an expired ITIN is not merely a procedural step; it's essential for accessing reduced withholding rates and maintaining compliance with U.S. tax law, especially as royalty streams can be ongoing. The renewal process itself, while similar to other non-residents, requires careful attention to documentation that proves your foreign status and your need for an ITIN for U.S. tax purposes. This is particularly relevant given the U.S. tax system's emphasis on reporting foreign-sourced income and ensuring correct withholding.

When ITIN Renewal Becomes Necessary

Your ITIN requires renewal if it has expired due to non-use on a federal tax return for three consecutive years, or because the IRS has initiated a rolling middle-digit expiration schedule. For authors receiving book royalties, the trigger for needing a renewed ITIN is often the requirement by the U.S. publisher or distributor to have a valid ITIN on file to apply the benefits of the U.S.-Croatia tax treaty. This treaty, in force as of 2025, allows for reduced withholding rates on certain types of income, including royalties. Without a current ITIN, you may not be able to benefit from these reduced rates, leading to the default 30% withholding. The IRS typically sends a notice, such as CP-48, if your ITIN is subject to expiration, but relying solely on this notice is risky. Many filers do not receive or overlook these notices. Therefore, it is advisable to proactively check your ITIN status, especially if you anticipate receiving royalty payments from U.S. sources. Failure to maintain a valid ITIN can lead to unexpected tax burdens and complications when filing your U.S. tax returns, if required.

Essential Documents for ITIN Renewal

To renew your ITIN, you will need to submit specific documentation to the IRS. The primary form is Form W-7, Application for IRS Individual Taxpayer Identification Number. Crucially, you must check the box indicating 'Renew an Existing ITIN.' Along with the completed W-7, you must include a current federal tax return that you are required to file. For authors receiving royalties, this would typically be a U.S. non-resident tax return, such as Form 1040-NR. If you have it available, providing your old ITIN notice is helpful, though not strictly mandatory if you can otherwise prove your previous ITIN. The most critical supporting document is proof of identity and foreign status. For most applicants, a valid passport is the preferred document. This passport must be original or certified by the issuing agency. If a passport is unavailable, other documents like a national identity card or birth certificate may be accepted, but these require careful review for compliance with IRS standards. Ensure all names on your documents match exactly.

The ITIN Renewal Application Process

The renewal process for an ITIN typically involves submitting your Form W-7 and supporting documentation. You have two main paths: submitting directly to the IRS or using a Certified Acceptance Agent (CAA). Submitting directly to the IRS can involve longer processing times as they must verify your original documents. Alternatively, using a CAA, such as itin.net, allows for expedited processing. A CAA can verify your original identification documents, meaning you do not have to mail them to the IRS. This verification by a CAA usually speeds up the process significantly. After submission, the IRS reviews your application. If approved, you will receive a new ITIN assignment letter. The typical timeline for renewal through a CAA is approximately 5–10 business days from the date of submission to the IRS service center. Direct submissions to the IRS can take considerably longer, potentially several weeks or even months, especially during peak tax seasons. Ensure all information provided is accurate and consistent across all documents to avoid delays or rejections.

Common Pitfalls for Croatian Authors

Authors receiving book royalties from Croatia often encounter specific issues during ITIN renewal. A frequent mistake is failing to update information with the IRS if your personal details, such as name or address, have changed since your last ITIN was issued. Mismatched names between your passport, tax return, and the Form W-7 are a leading cause of rejection. Another common oversight is not filing the required tax return alongside the W-7. The IRS issues ITINs for tax processing purposes; therefore, an ITIN renewal application must be accompanied by the relevant tax return. For royalty income, this is typically Form 1040-NR. Some authors may also incorrectly assume their U.S. publisher will handle all tax matters, neglecting their own responsibility to ensure correct withholding and tax filing. Lastly, relying solely on the IRS to notify you about an expiring ITIN is a common pitfall. Proactive checking and renewal are key, as delays in receiving a new ITIN can affect your ability to receive royalty payments without excessive withholding.

Benefits of Using a Certified Acceptance Agent (CAA)

Choosing to renew your ITIN through a Certified Acceptance Agent (CAA), like itin.net, offers distinct advantages, particularly for non-residents. The most significant benefit is the ability of a CAA to authenticate your original identification documents. This means you can have your passport and other supporting documents verified by the CAA, and then submit certified copies with your Form W-7 application. Consequently, you avoid the risk and inconvenience of mailing your original, irreplaceable documents to the IRS. This document verification service significantly streamlines the process and reduces the chance of loss or damage to your vital paperwork. Furthermore, CAAs are trained to ensure your application is complete and accurate before submission, which helps minimize processing delays and potential rejections. The typical processing timeline through a CAA is substantially faster, often within 5–10 business days, compared to the much longer periods associated with direct IRS submissions. This efficiency is invaluable for individuals needing their ITIN promptly to avoid high tax withholding.

Next Steps After ITIN Renewal

Once your ITIN renewal is approved and you receive your new ITIN, the next step is to ensure your U.S. publisher or royalty payer is updated with this information. Providing your renewed ITIN allows them to correctly apply the reduced tax withholding rates under the U.S.-Croatia tax treaty. This update is critical to prevent over-withholding on your future royalty payments. If you haven't already, consider reviewing your U.S. tax filing obligations. Receiving royalty income may necessitate filing a U.S. non-resident tax return annually, even if withholding has been applied. For authors with more complex financial structures or those considering U.S. business activities, establishing a U.S. LLC or opening a U.S. bank account might be beneficial long-term strategies. Reviewing the pricing for ITIN renewal services can also provide clarity on associated costs. If you require assistance with the renewal process or have further questions about your U.S. tax obligations, contacting a specialist like itin.net is advisable.

Practical tips

  • Use the same legal name across Form W-7, your passport, and any prior IRS correspondence; mismatched name fields are a common cause for rejection.
  • Always include a complete U.S. federal tax return with your Form W-7 renewal application; an ITIN is issued for tax purposes.
  • If your passport has expired, use another acceptable identification document that is current and certified by the issuing agency.
  • Proactively check your ITIN status at least six months before you expect to receive royalty payments to allow ample time for renewal.
  • Ensure your U.S. publisher or royalty payer receives your renewed ITIN promptly to adjust withholding rates and avoid unnecessary tax deductions.

Frequently asked questions

Do I need to renew my ITIN if I haven't earned royalties from U.S. publishers in over three years?

Yes, if your ITIN has been inactive for three consecutive tax years, the IRS may have automatically canceled it. You will need to go through the renewal process, which requires filing a new Form W-7 and a supporting U.S. tax return. It is best to proactively check your ITIN status rather than waiting for a notice from the IRS.

How does the U.S.-Croatia tax treaty affect my royalty income?

The U.S.-Croatia tax treaty, effective as of 2025, generally reduces the withholding tax rate on royalties paid from the U.S. to Croatia. Instead of the standard 30%, the rate can be reduced to 0% or 10%, depending on the specific type of royalty. To claim this reduced rate, you must provide your U.S. publisher with a valid ITIN and potentially a Certificate of Residence from Croatia.

Can I use my Croatian national ID card as proof of identity for ITIN renewal?

While a passport is the preferred document for proving identity and foreign status, other original identification documents may be accepted by the IRS if they contain your photograph, name, address, date of birth, and expiration date. A Croatian national ID card might be acceptable if it meets these criteria and is certified by the issuing agency. However, a valid passport is the most straightforward option.

What is the difference between applying for a new ITIN and renewing an existing one?

When applying for a new ITIN, you typically need to demonstrate a valid tax reason for needing one, such as filing a U.S. tax return for income not subject to withholding. For ITIN renewal, you are updating an existing, expired ITIN, and the application still requires a current U.S. tax return to be filed alongside Form W-7. The process is similar, but you indicate on the W-7 that you are renewing an existing number.

How long does it take to receive a renewed ITIN?

The processing time for ITIN renewal can vary. If you use a Certified Acceptance Agent (CAA) like itin.net, the process is typically much faster, often taking 5–10 business days from submission. If you submit your application directly to the IRS, it can take several weeks to several months, depending on IRS workload.

What if I can't find my previous ITIN notice?

If you cannot locate your previous ITIN notice, you can still proceed with the renewal process. You will need to provide your full legal name, date of birth, and potentially other identifying information that the IRS can use to locate your existing ITIN in their records. Ensure your supporting identification documents are current and accurate, and that you file the required tax return.

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