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EIN15 min read

EIN Tips for foreign contractors from Mongolia

Foreign contractors in Mongolia need an EIN for U.S. business. Learn the process, required documents, and common pitfalls for obtaining your U.S. tax ID.

Reviewed by , ITIN Specialist at itin.net.

Foreign contractors in Mongolia face unique EIN application hurdles.

Contractors in Mongolia invoicing U.S. companies often require an Employer Identification Number (EIN) to facilitate U.S. business operations. Unlike U.S. residents or even other foreign nationals with a U.S. presence, contractors based in Mongolia encounter specific challenges due to their location and lack of direct U.S. physical or tax identification infrastructure. The primary friction point is the application process itself, which is designed with U.S. persons or those with existing U.S. tax IDs in mind. Without a Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN), foreign applicants cannot use the IRS's online portal, necessitating a slower, mail or fax-based application. This distinction is critical for establishing credibility with U.S. clients and financial institutions, who often request an EIN as proof of legitimate U.S. business activity.

An EIN is typically required when invoicing U.S. clients or setting up U.S. business entities.

The necessity for an EIN for foreign contractors in Mongolia arises from several U.S. business requirements. Most commonly, U.S. clients will request that you provide an EIN to properly report payments made to you for tax purposes. This often involves the client issuing a Form 1099, even to foreign contractors, though the reporting requirements can differ. Furthermore, if you are establishing a U.S. business entity, such as a U.S. LLC, to conduct your contracting work, an EIN is mandatory. This U.S. LLC will need an EIN to open a U.S. bank account, hire any potential U.S.-based employees or contractors, and file U.S. business taxes. The IRS Form SS-4 is the application for this federal tax identification number. Without an EIN, opening a U.S. business bank account, which is often a prerequisite for receiving timely payments from U.S. clients, becomes significantly more difficult, if not impossible.

Key documents for EIN applications by foreign contractors include passports and business formation papers.

To apply for an EIN, foreign contractors based in Mongolia must gather specific documentation. The primary document is a valid passport for the responsible party – the individual who will be listed on the Form SS-4. This passport serves as the main form of identification. Additionally, if you are operating as a U.S. business entity, such as a U.S. LLC, you will need to provide formation documents. These typically include your Articles of Organization or Certificate of Incorporation, along with your Operating Agreement for an LLC. These documents formally establish your U.S. business entity with the state. A crucial element for non-residents is having a U.S. business address. This can be a physical address or a mail-forwarding service. The IRS requires this for correspondence related to your EIN. Ensure all documents are clear, legible, and accurately reflect the information provided on your Form SS-4 application.

The non-resident EIN application process typically takes 3–5 weeks via fax.

Applying for an EIN as a foreign contractor based in Mongolia involves a multi-step process, as you cannot use the IRS online portal. First, you must complete Form SS-4, the Application for Employer Identification Number. This form requires detailed information about your business, including its legal name, address, business structure, and the responsible party's information. Since you do not have an SSN or ITIN, you must write 'Foreign' on line 7b of the form. After completing the form, it must be submitted to the IRS, typically via fax. The IRS will then process your application. For non-residents applying from outside the U.S., the typical timeline for receiving an EIN via fax is between 3 to 5 weeks. This is significantly longer than the 1–2 business days for U.S. residents applying online. Once approved, the IRS will mail your EIN confirmation letter, often referred to as CP-575, to the U.S. address you provided.

Common mistakes for Mongolian contractors include using the SSN field incorrectly and unclear documentation.

Foreign contractors in Mongolia applying for an EIN often stumble over specific application details. A frequent error on Form SS-4 is attempting to enter 'N/A' or leaving line 7b blank when asked for the Social Security Number (SSN) of the responsible party. The IRS explicitly instructs applicants to write 'Foreign' in this field if no SSN or ITIN is held. Another common pitfall is providing unclear or incomplete supporting documentation. Scanned copies of passports or formation documents that are blurry, incomplete, or missing essential information can lead to delays or rejection. For contractors establishing a U.S. LLC, ensuring the entity's legal name on the Form SS-4 precisely matches the name on the formation documents is critical. Mismatches can cause the IRS to question the legitimacy of the business. Finally, ensuring the U.S. mailing address provided is reliable and accessible is vital, as the IRS will send the official EIN confirmation to this address.

Using a Certified Acceptance Agent expedites the EIN process for non-residents.

The standard IRS process for non-residents applying for an EIN via fax can be lengthy, often taking 3–5 weeks. However, there is an expedited channel available through a Certified Acceptance Agent (CAA). A CAA is an individual or entity authorized by the IRS to help non-residents obtain an EIN. When you apply through a CAA, such as itin.net, the agent acts as an intermediary. They review your application and supporting documents, verify your identity, and then transmit the application directly to the IRS. This direct transmission, coupled with the CAA's verification, often results in a much faster EIN issuance, sometimes within 3–5 business days, compared to the weeks-long fax or mail process. This accelerated timeline is particularly beneficial for contractors needing to quickly establish U.S. business operations or meet client requirements. Using a CAA like itin.net also provides an added layer of assurance that your application is correctly completed and contains all necessary documentation, reducing the risk of errors.

After obtaining your EIN, focus on U.S. tax compliance and banking.

Once you receive your EIN confirmation from the IRS, the next crucial steps involve setting up your U.S. banking and ensuring ongoing tax compliance. With your EIN in hand, you can now open a U.S. business bank account. Many U.S. banks and financial technology companies, such as Mercury, Relay, or Brex, require an EIN for non-resident account holders. A dedicated U.S. bank account is essential for managing your business finances and receiving payments from U.S. clients smoothly. For foreign contractors operating as a U.S. LLC, be aware of U.S. reporting requirements like Form 5472, which is used to report transactions between a U.S. company and a foreign owner. Failure to file this form can result in significant penalties. Understanding and adhering to these U.S. tax obligations is paramount to maintaining compliance. If you are forming a U.S. LLC, consider consulting with a professional to ensure your Operating Agreement is sound and your registered agent is properly appointed. For assistance with EIN applications and other U.S. business requirements, review our pricing or contact us for support.

Practical tips

  • Use the exact legal name of your U.S. business entity as it appears on your formation documents when completing Form SS-4.
  • Ensure the U.S. mailing address provided on Form SS-4 is reliable and monitored, as the IRS will send official correspondence, including your EIN confirmation, to this address.
  • When filling out Form SS-4, write 'Foreign' on line 7b if the responsible party does not have an SSN or ITIN; do not leave it blank or enter 'N/A'.
  • If you are applying for an EIN for a U.S. LLC, ensure your LLC is properly formed with the relevant U.S. state before submitting Form SS-4.
  • Keep a clear, legible copy of the completed Form SS-4 and all supporting documents submitted to the IRS for your records.

Frequently asked questions

Can I apply for an EIN online from Mongolia?

No, as a foreign applicant without an SSN or ITIN, you cannot use the IRS online portal to apply for an EIN. You must use the fax or mail method, or apply through a Certified Acceptance Agent (CAA).

How long does it take to get an EIN from Mongolia via fax?

The typical processing time for non-residents applying for an EIN via fax is 3–5 weeks. Using a Certified Acceptance Agent can significantly reduce this timeframe.

What U.S. address do I need to apply for an EIN?

You need a valid U.S. business address to receive IRS correspondence, including your EIN confirmation letter. This can be a physical U.S. address or a mail-forwarding service.

Do I need an ITIN before applying for an EIN?

No, an ITIN is not required to apply for an EIN. However, if you are a foreign individual needing to file U.S. taxes, you may need to apply for an ITIN separately using Form W-7. An ITIN can be obtained through a Certified Acceptance Agent.

What if my U.S. LLC is not yet fully formed when I need an EIN?

You must have your U.S. LLC officially formed with the state and possess the necessary formation documents before applying for an EIN. The EIN application requires details from these formation documents.

Will my EIN application be rejected if I am physically in Mongolia?

Your physical location in Mongolia does not prevent you from obtaining an EIN, provided you follow the correct application procedures for non-residents and provide all required documentation, including a U.S. mailing address.

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