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ITIN12 min read

ITIN Tips for mobile app developers from Greece

Mobile app developers in Greece need an ITIN for U.S. royalty payments from Apple/Google. Learn eligibility, required documents, and the application process with itin.net.

Reviewed by , ITIN Specialist at itin.net.

Why Mobile App Developers in Greece Need an ITIN

Mobile app developers based in Greece face a specific hurdle when monetizing their creations through platforms like the Apple App Store or Google Play Store. These platforms, by U.S. law, must withhold taxes on royalty payments made to non-U.S. residents. To benefit from any applicable tax treaty rates, such as the one between Greece and the U.S., and to ensure correct withholding, developers must obtain a U.S. Individual Taxpayer Identification Number (ITIN). Without an ITIN, the default U.S. tax withholding rate of 30% typically applies, significantly reducing your net earnings. The ITIN serves as your unique tax processing number for U.S. tax purposes, allowing the IRS to track and process your tax obligations, even if you do not have a Social Security Number (SSN).

For developers in Greece, this situation arises directly from the payment structures of major app marketplaces. When users in the U.S. download your paid app or make in-app purchases, the revenue flows through Apple or Google, which are U.S.-based entities. These companies are legally obligated to report these payments to the IRS and to withhold taxes according to U.S. tax law. The ITIN is the key to unlocking a more favorable tax treatment, directly impacting the profitability of your mobile applications. This is distinct from general U.S. income, as it's specifically tied to royalty income generated from U.S. digital marketplaces.

The Greek government does not issue U.S. tax identification numbers. Therefore, developers must apply directly to the U.S. Internal Revenue Service (IRS). The process requires specific documentation and adherence to IRS procedures. Understanding this requirement upfront can prevent unexpected reductions in income and streamline your financial operations. The ITIN application is a necessary step for any Greek mobile app developer aiming to maximize their earnings from the U.S. market.

When You Need an ITIN as a Mobile App Developer

An ITIN is required for mobile app developers in Greece primarily when you receive royalty payments from U.S. platforms like Apple and Google for apps sold or used by U.S. customers. These platforms require you to complete U.S. tax forms, such as Form W-7, to determine your U.S. tax status and any applicable withholding tax rates. If you are not a U.S. citizen or a U.S. resident alien, you will likely need an ITIN to claim treaty benefits and reduce the standard 30% withholding tax on royalties.

Beyond app store revenue, an ITIN may also be necessary if you have other U.S. tax obligations. This could include earning income from U.S. clients for contract work, or if you have investments in U.S. securities that generate dividends or interest income. However, for mobile app developers in Greece, the most common trigger is the royalty withholding from digital storefronts. The IRS mandates that U.S. payers report these payments, and without an ITIN, they are forced to apply the highest statutory withholding rate.

Receiving a Form 1042-S from platforms like Apple or Google is a strong indicator that you need an ITIN. This form reports U.S. source income paid to foreign persons and details the amount of tax withheld. If the withholding rate appears higher than you expected, it is likely because you did not provide a valid ITIN or claim treaty benefits. The Greece-U.S. tax treaty may reduce or eliminate U.S. tax on certain types of income, but you must have an ITIN to claim these benefits correctly on your tax filings. Confirm your specific tax situation and treaty eligibility with a qualified tax professional.

Required Documents for ITIN Application

Applying for an ITIN requires submitting a completed Form W-7, Application for IRS Individual Taxpayer Identification Number, along with original or certified copies of supporting identification documents. The most commonly accepted primary identification document is a valid passport. If you submit a passport, it serves as proof of both identity and nationality. Ensure the passport is unexpired and that the name and date of birth listed match exactly what you will provide on the W-7 form.

In addition to your identification document, you must typically include a U.S. federal income tax return for the year you are claiming benefits or for which the ITIN is needed. For mobile app developers in Greece, this is often the tax return that necessitates the ITIN for royalty income reporting. If you are applying for an ITIN solely to meet the requirements of a withholding agent (like Apple or Google) and are not otherwise required to file a U.S. tax return, you can check the appropriate box on the W-7 form. However, you will still need to submit a tax return with your W-7 application in most cases to receive the ITIN.

Other acceptable documents include a national identification card (with photo, name, address, DOB, and expiration date), a U.S. driver's license, or a foreign driver's license. If you do not have a passport, you can submit a combination of other documents to prove identity and nationality. For example, a birth certificate (for age and identity) combined with a foreign military identification card (for identity and nationality). All submitted documents must be valid and unexpired. If you submit original documents other than a passport to the IRS, they may be mailed back to you, which can cause delays. Using a Certified Acceptance Agent (CAA) like itin.net allows you to submit certified copies, avoiding the risk of mailing originals.

The ITIN Application Process for Greek Developers

The ITIN application process involves completing Form W-7 accurately and gathering all necessary supporting documents. Once prepared, you have several options for submission. You can mail the complete application package directly to the IRS ITIN Operation in Austin, Texas. However, this method involves mailing original identification documents, which carries a risk of loss or delay, and processing times can be significantly longer, often taking 10–15 weeks or more.

A more efficient and secure method is to use the services of a Certified Acceptance Agent (CAA). A CAA is an individual or entity certified by the IRS to help taxpayers apply for ITINs. Agents like itin.net can verify your original identification documents and forward your application to the IRS on your behalf. This eliminates the need to mail your original passport or other vital documents directly to the IRS, providing peace of mind. The typical processing time when using a CAA is much faster, often within 5–10 business days from when the IRS receives the application.

After the IRS processes your application, they will issue you an ITIN, which is a 9-digit number. You will receive this number via a formal notification letter from the IRS, typically IRS Letter CP-565. Once you have your ITIN, you must provide it to the withholding agent (e.g., Apple or Google) to ensure correct tax withholding on future royalty payments. If you are also filing a U.S. tax return, you will use this ITIN on that return as well. The entire process, from gathering documents to receiving your ITIN, can take several weeks to a few months, depending on the submission method and IRS processing times.

Common Mistakes for Mobile App Developers in Greece

Mobile app developers in Greece often encounter specific pitfalls when applying for an ITIN. A frequent error involves name discrepancies. Ensure the name on your Form W-7 precisely matches the name on your passport or other identification document. Even minor variations, like the inclusion or exclusion of a middle name, can lead to rejection. This is especially critical if your legal name in Greece differs from how it might appear on international documents.

Another common mistake is submitting incomplete tax returns or failing to include the required tax return at all. For royalty income, you generally need to file a U.S. tax return (like Form 1040-NR) alongside your W-7 application. If you are unsure about your filing requirements, consulting with a tax professional specializing in U.S. non-resident taxation is advisable. Incorrectly claiming treaty benefits without proper documentation or understanding of the Greece-U.S. tax treaty provisions is also a significant issue. The treaty has specific articles and conditions that must be met for royalty income, and misinterpretation can lead to denial of benefits.

Submitting uncertified copies of identification documents when not using a Certified Acceptance Agent (CAA) is another pitfall. The IRS is strict about verification. If you mail your application directly, you must send certified copies from the issuing agency or present original documents to an IRS Taxpayer Assistance Center (TAC) or a CAA. Using a CAA like itin.net ensures your documentation is handled correctly, bypassing the need to mail sensitive originals and often speeding up the process. Ensure all fields on the W-7 are completed accurately, including your foreign tax identification number if applicable, and that the correct box indicating the reason for applying is checked.

Benefits of Using a Certified Acceptance Agent (CAA)

Applying for an ITIN through a Certified Acceptance Agent (CAA) like itin.net offers distinct advantages, particularly for mobile app developers in Greece. The primary benefit is the verification of your identity documents. Instead of mailing your original passport or other vital identification to the IRS, you present these documents to the CAA. The CAA then authenticates them and forwards certified copies with your Form W-7 application to the IRS. This significantly reduces the risk of losing your original documents during transit.

Furthermore, CAAs are trained by the IRS to assist applicants in completing the W-7 form correctly. They can help identify potential errors or omissions that might otherwise cause delays or rejection of your application. This expert guidance is invaluable, especially for individuals who may not be familiar with U.S. tax forms and procedures. The accuracy of the application is paramount to a smooth and timely ITIN issuance.

Using a CAA often expedites the processing timeline. While direct applications to the IRS can take many weeks or even months, the IRS prioritizes applications submitted through CAAs. This means you can typically expect your ITIN to be issued much faster, often within the estimated 5–10 business days timeframe once your application reaches the IRS. For developers in Greece who need their ITIN quickly to comply with app store requirements or to benefit from treaty rates, this speed is a critical advantage. itin.net provides this secure and efficient pathway for obtaining your U.S. tax ID.

Next Steps After Receiving Your ITIN

Once you receive your ITIN from the IRS, typically via IRS Letter CP-565, your immediate next step is to provide this number to the relevant U.S. platforms, such as Apple and Google. Update your tax information within your developer accounts on these platforms with your new ITIN. This ensures that future royalty payments are subject to the correct U.S. tax withholding rates, reflecting any applicable treaty benefits between Greece and the U.S. Failure to update this information can result in continued over-withholding.

If your ITIN application was tied to filing a U.S. tax return (e.g., Form 1040-NR for royalty income), ensure that return is filed promptly with your ITIN. Keep copies of your ITIN confirmation letter and all submitted application documents for your records. This documentation is important for future tax filings and any potential inquiries from the IRS.

Consider how your U.S. income streams might evolve. If you anticipate earning more U.S. source income or engaging in other U.S. business activities, you may need to consider other U.S. tax identification numbers, such as an Employer Identification Number (EIN) if you form a U.S. entity. Reviewing your overall U.S. tax strategy with a U.S. tax professional is recommended. For immediate assistance with your ITIN application or renewal, you can explore pricing options at itin.net or contact us directly.

Practical tips

  • Use the exact same legal name across Form W-7, your passport, and any prior IRS correspondence. Name mismatches are a primary reason for ITIN application rejections.
  • If you are unsure about the specific treaty provisions applicable to your royalty income under the Greece-U.S. tax treaty, consult a U.S. tax professional before submitting your Form W-7.
  • When using a Certified Acceptance Agent (CAA), always provide certified copies of your identification documents as verified by the agent, rather than mailing originals directly to the IRS.
  • Ensure your completed Form W-7 is signed and dated. An unsigned application will be returned without processing.
  • Keep a copy of your submitted Form W-7 and all supporting documents. You will need them for your records and for future tax filings.

Frequently asked questions

Do I need an ITIN if I only have a few hundred dollars in app revenue from the U.S.?

Yes, generally. Any U.S. source royalty income is subject to U.S. tax withholding. Even small amounts can trigger withholding. Obtaining an ITIN allows you to claim treaty benefits to reduce or eliminate this withholding, making it worthwhile to apply if you expect any U.S. revenue from your apps.

Can I use my Greek national ID card instead of my passport for the ITIN application?

A passport is the preferred document. If you do not have a passport, you can use other identity documents like a national identity card, but it must be accompanied by documentation proving your nationality (e.g., a birth certificate). Check the IRS guidelines for a full list of acceptable document combinations.

How long does it take to get an ITIN after applying through itin.net?

When you apply through a Certified Acceptance Agent (CAA) like itin.net, the process is typically much faster than mailing directly to the IRS. After itin.net verifies your application and documents, it is forwarded to the IRS, and you can generally expect to receive your ITIN within 5–10 business days from the IRS receipt.

What happens if I don't provide an ITIN to Apple or Google?

If you do not provide a valid ITIN, Apple and Google are required by the IRS to withhold U.S. taxes at the highest statutory rate, which is typically 30%, on your royalty payments. Providing an ITIN allows you to claim reduced rates under the Greece-U.S. tax treaty.

Can I apply for an ITIN and an EIN at the same time?

Yes, you can apply for both, but they serve different purposes. An ITIN is for individuals, while an EIN is for businesses. If you form a U.S. LLC for your app development business, you would need an EIN for the LLC and potentially an ITIN for yourself if you receive distributions or have other personal U.S. tax obligations. You can start the EIN application process at /ein.

If I form a U.S. LLC, do I still need an ITIN for my app royalties?

It depends on how the income is structured. If the LLC receives the royalties and you are an individual developer receiving payments from the LLC, the LLC itself might need an EIN. However, if the royalties are paid directly to you as an individual, or if the LLC is a disregarded entity for tax purposes, you will likely still need an ITIN to manage U.S. tax withholding and treaty benefits. Setting up a U.S. LLC is a common step, which you can explore at /llc.

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