Why Foreign Contractors in Slovenia Need ITIN Renewal
Foreign contractors based in Slovenia invoicing U.S. companies face specific challenges when their IRS Individual Taxpayer Identification Number (ITIN) expires. Unlike U.S. residents, you cannot obtain an ITIN or renew an existing one through a Social Security Number (SSN). Your ITIN is crucial for tax compliance when receiving payments from U.S. clients, especially if you are not eligible for an SSN. Without a valid ITIN, your U.S. clients may be required to withhold taxes at a higher rate (e.g., 30%) on payments made to you, significantly impacting your net income. Furthermore, an expired ITIN can complicate your ability to open U.S. bank accounts or establish a U.S. business entity if that becomes necessary for your contracting work. The IRS uses a rolling expiration schedule for ITINs, meaning your number might expire even if you have used it on a tax return in the last three years. This proactive renewal is essential to maintain your tax standing and avoid disruptions to your income stream.
When ITIN Renewal Becomes Necessary
Your ITIN requires renewal if it has expired due to non-use or the IRS's scheduled expiration. The IRS typically invalidates ITINs that have not been used on a federal tax return for three consecutive years. Additionally, the IRS updates ITIN expiration by middle digit every few years. For example, numbers ending in '70', '71', '72', '73', '74', '75', '76', '77', '78', '79', and '80' expired starting in January 2023. If you are a foreign contractor in Slovenia and your ITIN falls into an expired category, or if you haven't filed a U.S. tax return using it for three consecutive years, you must renew it. Failure to do so can lead to backup withholding by your U.S. clients. The most common trigger for needing an ITIN renewal is the IRS's scheduled expiration, often communicated via a CP-48 notice, though receiving this notice is not guaranteed. It is advisable to proactively check your ITIN status.
Required Documentation 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, with the 'Renew an Existing ITIN' box checked. You will also need to provide proof of your identity and foreign status. The most commonly accepted document for this purpose is your valid passport. If your passport is unavailable or expired, other identification documents may be accepted, such as a national identity card or a birth certificate, but these often require additional supporting documentation. It is highly recommended to have your old ITIN notice (if available) handy, as it can streamline the process. Crucially, you must also include a current federal tax return with your Form W-7 application. This tax return demonstrates your ongoing need for an ITIN to comply with U.S. tax obligations, such as reporting income from your contracting work.
The ITIN Renewal Application Process
The ITIN renewal process begins with completing Form W-7. Ensure you check the 'Renew an Existing ITIN' box and accurately enter your previously assigned ITIN. You must then attach the required supporting documents: a copy of your valid passport, any other required identification documents, and your complete U.S. federal tax return (e.g., Form 1040-NR for non-residents). There are two primary ways to submit your application. You can mail the completed Form W-7 and supporting documents directly to the IRS ITIN Operation in Austin, Texas. Alternatively, and often more efficiently, you can use the services of a Certified Acceptance Agent (CAA). A CAA can verify your original identification documents, reducing the risk of loss or delay associated with mailing them. The IRS aims to process ITIN renewals within 5–10 business days when submitted through a CAA, though direct mail submissions can take longer, often 11–17 weeks. After processing, the IRS will issue a new ITIN notice, or confirm your existing ITIN if it remains the same.
Common Pitfalls for Slovenian Foreign Contractors
Foreign contractors in Slovenia renewing their ITINs often encounter specific issues. A frequent mistake is failing to include a complete and accurate U.S. federal tax return with the Form W-7 application. Without this, the IRS will not process your renewal. Another common problem is submitting incomplete or unacceptable identification documents; your passport is the strongest option. Mismatched names between your identification, your tax return, and your previous ITIN records can also cause delays or rejections. Many contractors in Slovenia also overlook the fact that their ITIN might have expired even if they haven't received an IRS notice. Proactively checking your ITIN status is far more effective than waiting for IRS correspondence. Lastly, if you are invoicing U.S. clients through a U.S. LLC, ensure you understand the tax implications and reporting requirements like Form 5472, which may necessitate an EIN in addition to your ITIN.
Benefits of Using a Certified Acceptance Agent (CAA)
Using a Certified Acceptance Agent (CAA) like itin.net significantly streamlines the ITIN renewal process for foreign contractors in Slovenia. CAAs are authorized by the IRS to assist applicants in obtaining ITINs and renewing existing ones. The key advantage of using a CAA is that they can authenticate your original identification documents, such as your passport. This means you do not have to mail your original documents to the IRS, eliminating the risk of them being lost or stolen in transit. CAAs also review your Form W-7 application and supporting tax return for completeness and accuracy before submission, reducing the chances of errors that could lead to delays or rejection. The typical processing timeline through a CAA is much faster, often around 5–10 business days, compared to potentially many weeks or months when mailing directly to the IRS. This efficiency is particularly valuable for contractors who rely on their ITIN for ongoing U.S. client payments and tax compliance.
Next Steps After ITIN Renewal
Once your ITIN renewal is complete, you will receive confirmation from the IRS, typically a CP-565 notice, or a notice confirming your existing ITIN. For foreign contractors in Slovenia, the immediate next step is to update your U.S. clients with your renewed ITIN. This allows them to correctly report payments made to you and avoid backup withholding. If you have established a U.S. business entity, such as a U.S. LLC, ensure your renewed ITIN is updated in your business records. You may also need to update your banking information if you have a U.S. bank account, though ITINs are generally not required for opening accounts once you have an EIN. Consider reviewing the itin.net Renewal Package pricing at $397 for a smooth renewal process. If you have complex tax situations or questions about treaty benefits under the Slovenia–U.S. tax treaty, consult with a qualified tax professional.
Practical tips
- Use the same legal name across your Form W-7, your passport, and any prior IRS correspondence—mismatched name fields are the most common rejection reason.
- Ensure your submitted U.S. federal tax return is complete and signed; an incomplete return will cause your ITIN renewal application to be rejected.
- If your passport is unavailable, gather all other required identification documents and supporting evidence well in advance, as this can complicate the process.
- Proactively check your ITIN status online or via a Certified Acceptance Agent before your number expires, rather than waiting for an IRS notice.
- If you are invoicing U.S. clients, verify your U.S. clients' withholding obligations based on your ITIN status and any applicable tax treaties.
Frequently asked questions
How long does it take to renew an ITIN for a foreign contractor in Slovenia?
When using a Certified Acceptance Agent (CAA), ITIN renewal typically takes 5–10 business days. Mailing your application directly to the IRS can take significantly longer, often 11–17 weeks.
Do I need to renew my ITIN if I haven't worked for U.S. clients in the last three years?
Yes, the IRS invalidates ITINs not used on a federal tax return for three consecutive years. If your ITIN falls into this category, you must renew it to continue contracting with U.S. companies.
Can I use my Slovenian national ID card instead of my passport for ITIN renewal?
While a passport is the preferred identification document, other forms may be accepted if accompanied by additional supporting documentation. However, using a passport typically simplifies the process. Consult with a Certified Acceptance Agent for specific guidance.
What happens if my ITIN expires while I am working for a U.S. company?
If your ITIN expires, your U.S. client may be required to withhold taxes at a higher rate (e.g., 30%) from your payments. You will also have difficulty meeting U.S. tax compliance requirements. Renewing promptly is essential.
Is the Slovenia–U.S. tax treaty relevant for ITIN renewal?
The Slovenia–U.S. tax treaty primarily affects withholding tax rates on certain types of income. While not directly part of the ITIN renewal process itself, understanding treaty benefits is important for accurately filing your U.S. tax return, which is required for renewal.
Do I need an EIN in addition to my renewed ITIN as a foreign contractor?
An EIN (Employer Identification Number) is typically for business entities. If you are operating as an individual contractor, your renewed ITIN is usually sufficient. However, if you establish a U.S. LLC, you will likely need an EIN for that entity. You can apply for an EIN at /ein.



