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ITIN application reference for consultants based in Romania
ITIN12 min read

An ITIN Guide for consultants from Romania

Romanian consultants earning U.S. income need an ITIN to file U.S. taxes. Learn the process, required documents, and common pitfalls for your specific situation.

Reviewed by , ITIN Specialist at itin.net.

Why Romanian Consultants Need an ITIN

Independent consultants in Romania billing U.S. clients frequently encounter situations requiring a U.S. tax identification number. Without a Social Security Number (SSN), the IRS issues an ITIN (Individual Taxpayer Identification Number) to these individuals for tax compliance purposes. This 9-digit number is distinct from an SSN and is used solely for tax reporting. While many consultants may consider forming a U.S. LLC for liability protection and tax efficiency, the initial step often involves obtaining an ITIN if they have U.S. tax obligations that cannot be met through an SSN. The specific triggers for needing an ITIN are tied to U.S. source income or other filing requirements, which are common for consultants working with U.S.-based businesses. The Romania-U.S. tax treaty may affect how certain income is taxed, but it does not eliminate the need for an ITIN when required by the IRS. Understanding the ITIN application process is therefore a critical first step for Romanian consultants engaging with the U.S. market.

Eligibility and Triggers for ITIN Application

An ITIN is required for any individual who must file a U.S. tax return but is not eligible for an SSN. For consultants in Romania, this typically arises when you receive payments for services performed for U.S. clients that are considered U.S. source income. This can include payments from U.S. companies, even if the work is performed entirely outside the United States. The U.S. tax system often attributes income to its source, and if your services generate income attributable to the U.S., you may have a filing obligation. Platforms or payers might also request your ITIN for tax withholding purposes or to comply with their own reporting requirements. For example, if you are receiving payments that are subject to U.S. tax withholding under a tax treaty or U.S. domestic law, an ITIN is necessary to claim treaty benefits or ensure correct reporting. Failure to obtain an ITIN when required can lead to penalties, interest, and the inability to claim certain tax benefits or deductions. It is important to assess your U.S. income streams to determine if an ITIN application is necessary for your consulting business.

Required Documentation for ITIN Application

To apply for an ITIN, you must complete IRS Form W-7, Application for IRS Individual Taxpayer Identification Number. This form requires basic personal information, including your name, address, and foreign tax identification number (if applicable). In addition to Form W-7, you must submit original or certified copies of supporting identification documents. The IRS strongly prefers a valid passport as the primary identification document because it is typically sufficient on its own to establish identity and foreign status. If you cannot provide a passport, other documents like a national identity card, a driver's license, or a birth certificate may be accepted, but these usually need to be accompanied by at least one other supporting document that verifies your identity and one that verifies your foreign status. For consultants, a crucial component is also providing evidence of your U.S. tax filing requirement. This typically involves attaching a federal income tax return (e.g., Form 1040-NR for non-resident aliens) for which the ITIN is needed. If you are claiming benefits under the Romania-U.S. tax treaty, you may need to include additional documentation, such as a statement explaining the treaty benefits you are claiming and evidence of your tax residency in Romania. Ensure all documents are current and accurately reflect your name and details, as discrepancies can cause delays.

The ITIN Application Process and Timeline

Applying for an ITIN involves several steps. First, you must accurately complete Form W-7. This is a critical document, and any errors or omissions can lead to rejection. Second, gather all required supporting documents, including a valid identification document (preferably a passport) and a U.S. federal income tax return. Third, you must decide how to submit your application. You can mail your application package directly to the IRS in Austin, Texas. However, this method requires sending original identification documents, which can take a significant amount of time to be returned. A more efficient and secure method is to apply through a Certified Acceptance Agent (CAA). CAAs, such as itin.net, are individuals or entities authorized by the IRS to verify your original identification documents and forward your application to the IRS. When applying through a CAA, you typically do not have to mail your original documents, significantly reducing the risk of loss or delay. The processing timeline for an ITIN varies. When filed directly with the IRS, it can take 6 to 10 weeks, or even longer during peak tax seasons. Applications submitted through a CAA are generally processed much faster, often within 5–10 business days for the initial IRS review and assignment of the ITIN. After the IRS approves your application, you will receive an ITIN assignment letter, often referred to as IRS notice CP-565.

Common Application Mistakes for Romanian Consultants

Consultants based in Romania often make specific errors when applying for an ITIN. A prevalent mistake is failing to include a U.S. federal income tax return with the Form W-7 application. The ITIN is issued for tax reporting purposes, so the IRS requires proof that you have a filing obligation. Simply stating you might owe taxes is insufficient; an actual tax return must accompany the W-7. Another common pitfall is mailing original identification documents directly to the IRS. While this is an option, it carries a risk of loss or delay in receiving your vital documents back. Using a Certified Acceptance Agent (CAA) mitigates this risk. Incomplete or inaccurate information on the Form W-7 is also a frequent cause for rejection. This includes using a name on the form that does not exactly match your passport or other identification, or failing to properly fill out all sections. For consultants, incorrectly claiming tax treaty benefits without proper documentation or understanding the treaty's provisions can lead to application denial. The Romania-U.S. tax treaty has specific articles that apply to various types of income, and ensuring your claim aligns with these articles, supported by a residency certificate, is crucial. Reviewing your application meticulously before submission is key to avoiding these common errors.

Benefits of Using a Certified Acceptance Agent (CAA)

Applying for an ITIN through a Certified Acceptance Agent (CAA) offers significant advantages, particularly for consultants located abroad. The primary benefit is that a CAA can authenticate your original identification documents, such as your passport. This means you do not have to mail your irreplaceable originals to the IRS, avoiding the risk of them being lost or stolen during transit. Instead, the CAA reviews your documents, verifies their authenticity, and forwards certified copies along with your application to the IRS. This process not only enhances security but also often speeds up the application. The IRS acknowledges the verification performed by CAAs, which can lead to a quicker processing time compared to direct submissions. For example, itin.net, as a CAA, can typically process and submit your ITIN application within a few business days, and the IRS generally issues the ITIN within 5–10 business days of receiving the application from the CAA. This expedited service is invaluable for consultants who need their ITIN promptly to file their taxes or for other business purposes. Furthermore, CAAs can assist in ensuring your Form W-7 and supporting documentation are correctly prepared, reducing the likelihood of application errors and subsequent delays or rejections.

Next Steps After ITIN Application

Once your ITIN application is approved, the IRS will mail you an official ITIN assignment letter (IRS notice CP-565). This letter contains your unique 9-digit ITIN. This number is essential for filing your U.S. tax return. If you applied through a Certified Acceptance Agent (CAA), they may be able to provide you with your ITIN sooner if the IRS communicates it to them, but the official letter from the IRS is the definitive confirmation. With your ITIN in hand, you can now file your U.S. federal income tax return. If you haven't already prepared it, you will need to complete your tax return accurately, ensuring all income is reported and any applicable deductions or credits are claimed. For consultants, this is also the time to consider establishing a U.S. business entity, such as a U.S. LLC, if you haven't already. An LLC can provide liability protection and may offer tax advantages. Opening a U.S. bank account is another crucial step for facilitating payments from U.S. clients and managing your business finances efficiently. Many banks require an ITIN or an EIN (Employer Identification Number) for non-residents to open an account. If you plan to operate as a formal business entity, obtaining an EIN via Form SS-4 would be the next logical step after forming your LLC. For consultants from Romania, reviewing the pricing for ITIN services at itin.net or contacting us directly for personalized assistance is a recommended next step to ensure a smooth application process.

Practical tips

  • Use the exact same legal name across Form W-7, your passport, and any prior IRS correspondence—mismatched name fields are a common rejection reason.
  • If claiming tax treaty benefits, ensure you have a valid Romanian tax residency certificate and accurately reference the specific treaty article for your income type on Form W-7.
  • When applying through a Certified Acceptance Agent (CAA), you avoid mailing original identity documents, which is a significant security and convenience benefit.
  • Double-check that you have attached a complete U.S. federal income tax return (e.g., Form 1040-NR) to your Form W-7 application; missing tax returns are a primary cause for denial.
  • Consider forming a U.S. LLC before applying for your ITIN if you anticipate significant U.S. business activity; this can streamline subsequent steps like opening a U.S. bank account.

Frequently asked questions

Do I need an ITIN if I am a consultant in Romania and only work with Romanian clients?

Generally, no. An ITIN is required for individuals who have a U.S. tax filing obligation. If all your clients and work are based in Romania and do not generate U.S. source income, you likely do not need an ITIN. However, if you receive payments from U.S. clients or your services are considered to have a U.S. source, you may be required to obtain an ITIN.

How long does it take to get an ITIN for a consultant in Romania?

When applying through a Certified Acceptance Agent (CAA) like itin.net, the IRS typically assigns an ITIN within 5–10 business days after application receipt. If you mail your application directly to the IRS, the process can take 6–10 weeks or longer, especially during peak tax season.

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

While a valid passport is the preferred identification document for ITIN applications, other documents may be accepted. If you cannot provide a passport, you can use a combination of other documents to prove identity and foreign status, such as a national identity card, driver's license, or birth certificate. However, the IRS may require additional documentation in such cases. It's best to check the latest IRS guidelines or consult with a CAA.

What is the difference between an ITIN and an EIN for a consultant?

An ITIN (Individual Taxpayer Identification Number) is for individuals who need to file U.S. taxes but cannot get an SSN. An EIN (Employer Identification Number) is a tax ID for businesses, such as corporations or partnerships. If you establish a U.S. LLC, you will likely need an EIN for your business, in addition to an ITIN for your personal tax filings.

If I form a U.S. LLC, do I still need an ITIN as a Romanian consultant?

Yes, you likely still need an ITIN. While a U.S. LLC is a business entity, you as an individual owner or recipient of distributions from the LLC may have personal U.S. tax filing obligations. Furthermore, if you are actively providing services as a consultant and receiving income directly, you may need an ITIN regardless of whether you have an LLC. The ITIN is for your individual tax reporting.

How does the Romania-U.S. tax treaty affect my ITIN application?

The Romania-U.S. tax treaty can affect the taxability of certain types of income you receive from U.S. sources, potentially reducing or eliminating U.S. withholding taxes. To claim these treaty benefits, you typically need to file Form W-7 to get an ITIN and attach it to your tax return, along with a statement explaining the treaty benefits you are claiming and proof of your Romanian tax residency.

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