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ITIN application reference for Amazon KDP authors based in Greece
ITIN12 min read

An ITIN Guide for Amazon KDP authors from Greece

Amazon KDP authors in Greece need an ITIN to avoid 30% U.S. withholding on royalties. Learn the application process, required documents, and common pitfalls with this guide.

Reviewed by , ITIN Specialist at itin.net.

Why Amazon KDP Authors in Greece Need an ITIN

Amazon KDP authors based in Greece face a specific challenge: U.S. withholding tax on their royalties. Without a U.S. taxpayer identification number, the IRS automatically applies a 30% withholding rate to all earnings. This significantly impacts your net income from book sales on the platform. The Individual Taxpayer Identification Number (ITIN) is the solution for non-U.S. persons who must file U.S. taxes but are ineligible for a Social Security Number. For authors publishing through Kindle Direct Publishing, obtaining an ITIN is essential to reduce this withholding rate, often to zero, by claiming benefits under the Greece–U.S. tax treaty. This process typically involves filing Form W-7 with the IRS. The specific requirements and documentation can be detailed, making it important to understand the steps involved for individuals residing in Greece.

This guide focuses on the unique circumstances of Greek authors leveraging Amazon KDP. While the general ITIN application process is standardized by the IRS, nuances exist for different nationalities and income sources. For you, the primary trigger is royalty income sourced from a U.S. entity (Amazon). Understanding how to correctly claim treaty benefits on Form W-8BEN, which is filed with Amazon (not the IRS), and how that ties into your ITIN application is crucial. This avoids the highest withholding rate and ensures you comply with U.S. tax obligations related to your self-publishing income. The goal is to get your ITIN efficiently, allowing you to keep more of your hard-earned royalties.

When an ITIN is Required for Amazon KDP Authors

An ITIN is required for Amazon KDP authors in Greece primarily to reduce or eliminate the 30% U.S. withholding tax on royalties. Amazon, as a U.S.-based entity, is obligated by the IRS to withhold taxes on payments made to non-U.S. persons. If you do not provide a valid U.S. taxpayer identification number and claim any applicable treaty benefits, the default rate is 30%. By obtaining an ITIN and subsequently filing Form W-8BEN with Amazon, you can claim a reduced withholding rate, often 0% if the Greece–U.S. tax treaty allows. This form is separate from your ITIN application and is submitted directly to Amazon to inform them of your tax status.

Beyond royalty withholding, an ITIN might be required if you have other U.S. income sources or if you are otherwise obligated to file a U.S. tax return. For example, if you were to engage in other business activities generating U.S.-sourced income unrelated to KDP, or if specific tax laws require you to file a U.S. return. However, for the vast majority of Amazon KDP authors in Greece, the sole and immediate trigger for needing an ITIN is the desire to avoid the 30% withholding tax. Without this number, a substantial portion of your KDP earnings will be sent directly to the IRS. You can apply for an ITIN at any time, but it is most beneficial to do so before your earnings reach a threshold where withholding becomes a significant concern, or when you are ready to claim treaty benefits.

Required Documents for Your ITIN Application

To apply for an ITIN, you must submit Form W-7, Application for IRS Individual Taxpayer Identification Number, along with original or certified copies of supporting documentation. The IRS requires proof of identity and foreign status. For most applicants, the most straightforward and preferred document is a valid, unexpired passport. Your passport serves as both identification and proof of your foreign status, fulfilling both requirements simultaneously. Ensure that the name on your passport exactly matches the name you provide on Form W-7.

If a passport is not available, a combination of other documents may be used, but this route is more complex and increases the risk of application errors. These could include a national identity card, birth certificate, driver's license, or foreign driver's license, each requiring at least one additional document to prove foreign status. For Amazon KDP authors in Greece, using a valid Greek passport is the most efficient path. In addition to your identification document, you must submit a copy of your U.S. federal income tax return for which the ITIN is needed. For authors seeking to reduce withholding, this typically means filing a tax return (like Form 1040-NR) or demonstrating that you will be filing one. The IRS must receive either the tax return or proof of its upcoming submission. If you are applying through a service like itin.net, they will guide you on the specific tax return requirements.

The ITIN Application Process for Greek Authors

The ITIN application process involves completing Form W-7 and submitting it with required documentation to the IRS. The fastest and most reliable method for individuals in Greece is to apply through a Certified Acceptance Agent (CAA). A CAA, such as itin.net, is an IRS-authorized third party that can verify your original supporting documents. This means you do not have to mail your original passport or other vital documents to the IRS, significantly reducing the risk of loss or delay. The CAA reviews your application package for completeness and accuracy before forwarding it to the IRS.

Once the CAA submits your application, the typical processing time by the IRS is between 5–10 business days. This is considerably faster than mailing your application directly to the IRS, which can take several weeks or even months. After the IRS processes your application, they will mail your ITIN, known as a CP-565 notice, directly to you. You will then use this ITIN on your U.S. tax filings and provide it to entities like Amazon to update your tax information and benefit from reduced withholding rates. If you are applying directly to the IRS without a CAA, you would mail your Form W-7 and original documents to the IRS address listed in the form's instructions. This direct-mail method is not recommended due to the risk associated with mailing original documents and the significantly longer processing times.

Common Mistakes for Amazon KDP Authors in Greece

Amazon KDP authors in Greece often make specific errors on their Form W-7 applications due to the nature of their income and residency. A frequent mistake is an incomplete or inaccurate Form W-8BEN submitted to Amazon, which can lead to improper withholding even if the ITIN is approved. Ensure the treaty country claimed on the W-8BEN aligns with your residency in Greece. Another common pitfall is failing to include a U.S. federal income tax return with the Form W-7, or submitting an incorrect one. For authors whose primary U.S. income is royalties, this often means filing Form 1040-NR to report that income and claim treaty benefits, even if no tax is ultimately due.

Mismatched names between your passport, Form W-7, and any previous U.S. tax filings can cause delays or rejections. The IRS requires strict consistency. Some authors also mistakenly believe they need an ITIN for U.S. LLC formation or to open a U.S. bank account; while related, these are separate processes. An ITIN is for personal U.S. tax identification. For U.S. business activities, an Employer Identification Number (EIN) is typically required, which you can apply for using Form SS-4. Incorrectly claiming treaty benefits without understanding the specific articles of the Greece–U.S. tax treaty is another area where errors occur. Always confirm your eligibility for treaty benefits with a qualified tax professional.

Benefits of Using a Certified Acceptance Agent (CAA)

Applying for an ITIN through a Certified Acceptance Agent (CAA) offers significant advantages, especially for Amazon KDP authors in Greece. The primary benefit is that a CAA, like itin.net, can authenticate your original identification documents, such as your passport. This means you never have to mail your original passport or other sensitive documents to the IRS. Instead, you submit certified copies to the CAA, who then verifies them against the originals. This greatly reduces the risk of your documents being lost, stolen, or damaged during transit.

Furthermore, CAAs are trained by the IRS to ensure your Form W-7 and supporting documentation are complete and accurate before submission. This pre-screening process significantly minimizes the chances of your application being rejected due to common errors, such as missing information or incorrect document choices. By using a CAA, you can expect a much faster processing time, as applications submitted through CAAs are generally prioritized by the IRS. The typical turnaround for an ITIN once submitted by a CAA is 5–10 business days. This efficiency is crucial for authors who need to update their tax information with Amazon promptly to avoid the 30% withholding.

Next Steps After ITIN Approval

Once your ITIN is approved by the IRS, you will receive a CP-565 notice containing your 9-digit Individual Taxpayer Identification Number. The immediate next step is to update your tax information with Amazon KDP. This is done by submitting the correct version of Form W-8BEN to Amazon, including your newly issued ITIN. This action will ensure that future royalty payments are subject to the reduced withholding rate, as dictated by the Greece–U.S. tax treaty, rather than the default 30%.

It is also advisable to keep your ITIN confirmation letter (CP-565) in a safe place, as you will need it for future U.S. tax filings or interactions with the IRS. If you plan to engage in other U.S.-based activities, such as forming a U.S. LLC or opening a U.S. bank account, your ITIN may be a necessary component of those processes as well. For authors who have complex tax situations or are unsure about treaty benefits, consulting with a tax professional is recommended. For those ready to begin their ITIN journey, exploring the ITIN application services at itin.net or contacting us directly for assistance is the logical next step.

Practical tips

  • Ensure the legal name on your Form W-7, your passport, and any prior U.S. tax documents (if applicable) are identical. Name discrepancies are a leading cause of ITIN application rejection.
  • When submitting Form W-7, include a complete U.S. federal income tax return (e.g., Form 1040-NR). For Amazon KDP authors, this return should report your royalty income and claim treaty benefits.
  • Use a Certified Acceptance Agent (CAA) to submit your ITIN application. This allows you to present original documents to the agent rather than mailing them to the IRS, protecting your passport.
  • Accurately complete Form W-8BEN for Amazon KDP, referencing your ITIN and the Greece–U.S. tax treaty. Incorrect W-8BEN forms lead to improper withholding, negating the benefit of obtaining an ITIN.
  • Understand that an ITIN is for personal tax identification. If you are establishing a U.S. business entity, you will likely need an Employer Identification Number (EIN) obtained via Form SS-4.

Frequently asked questions

How long does it take to get an ITIN as an Amazon KDP author in Greece?

When applying through a Certified Acceptance Agent (CAA) like itin.net, the IRS typically processes Form W-7 applications within 5–10 business days. If you mail your application directly to the IRS, expect significantly longer processing times, potentially several weeks or months.

Can I use my Greek Tax Identification Number instead of an ITIN?

No, your Greek Tax Identification Number is for Greek tax purposes only. The IRS requires an ITIN for U.S. tax identification for non-residents who do not qualify for a Social Security Number. Amazon and the IRS will not accept your Greek tax ID.

Do I need an ITIN if my Amazon KDP royalties are small?

While an ITIN is not strictly mandatory for very small royalty amounts, it is highly recommended. Without an ITIN and a completed Form W-8BEN, Amazon will withhold 30% of all your royalties. Obtaining an ITIN allows you to claim treaty benefits and reduce or eliminate this withholding.

What is the Greece–U.S. tax treaty withholding rate for authors?

The Greece–U.S. tax treaty generally reduces the U.S. withholding tax rate on royalties to 0% for qualifying authors. To claim this benefit, you must have an ITIN and submit a properly completed Form W-8BEN to Amazon KDP.

Do I need to file a U.S. tax return every year after getting an ITIN?

You are generally required to file a U.S. tax return if you have U.S. income exceeding certain thresholds or if you wish to claim a refund of over-withheld taxes. For Amazon KDP authors, filing Form 1040-NR is often necessary to claim treaty benefits and can be used to request refunds.

Can I use itin.net to help me get my ITIN?

Yes, itin.net is a Certified Acceptance Agent (CAA) service that assists individuals, including Amazon KDP authors in Greece, with the ITIN application process. We can help verify your documents and submit your Form W-7 to the IRS.

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