Forming a business in the United States often requires obtaining an Employer Identification Number (EIN), also known as an Federal Tax Identification Number (TIN). This nine-digit number is essential for various business activities, including opening a business bank account, filing taxes, and hiring employees. Many entrepreneurs assume a Social Security Number (SSN) is a prerequisite for getting an EIN. However, this is not always the case. U.S. citizens and resident aliens typically use their SSN during the EIN application process. But for individuals who do not have an SSN, such as non-U.S. residents or certain business entities, alternative methods exist to secure this crucial identifier. We cover this in depth in our resource on the Alabama LLC filing process. This guide clarifies the process of obtaining an EIN when you lack an SSN. We will explore the specific requirements, the alternative identification needed, and the methods available for individuals and entities that do not possess a U.S. Social Security Number. Whether you are an international entrepreneur looking to establish a U.S. business, or a domestic entity with unique circumstances, understanding these pathways is vital for compliant and successful business operations. Lovie specializes in simplifying the business formation process, including navigating the complexities of obtaining an EIN, for entrepreneurs across all 50 states.
An Employer Identification Number (EIN) is akin to a Social Security Number for your business. The Internal Revenue Service (IRS) issues these unique nine-digit numbers to business entities operating in the United States. While not every business is legally required to have an EIN, most will need one to function effectively and compliantly. For instance, if your business plans to hire employees, you must obtain an EIN to report employment taxes to the IRS. This includes federal income tax withholding and FICA taxes (Social Security and Medicare). Beyond employment, an EIN is crucial for opening a business bank account. Check out our guide on LLC registration in Alaska for step-by-step instructions. Most banks require an EIN to open a business checking or savings account, distinguishing business finances from personal ones. This separation is vital for maintaining legal liability protection, especially for LLCs and corporations, and for accurate tax reporting. Furthermore, if your business operates as a corporation (S-corp or C-corp) or a partnership, an EIN is mandatory regardless of whether you have employees. Sole proprietors and single-member LLCs typically use their SSN for tax purposes, but they may still opt to get an EIN to avoid using their personal SSN for business activities and to establish a professional business identity. Even if you are forming a business like an LLC in states such as Delaware or California, and plan to operate without employees initially, an EIN is often a necessary step for future growth and financial management.
It's important to distinguish between an SSN, an ITIN, and an EIN, as they serve different purposes and are issued to different individuals or entities. A Social Security Number (SSN) is a nine-digit number issued by the Social Security Administration (SSA) primarily to U.S. citizens, permanent residents, and temporary (working) residents. It is used for tracking earnings for Social Security benefits and for tax reporting purposes. If you are a U.S. resident eligible to work, you likely have an SSN. An Individual Taxpayer Identification Number (ITIN) is issued by the IRS to individuals who need a U.S. taxpayer identification number but do not have and are not eligible to obtain an SSN. This typically includes non-resident aliens who need to file a U.S. tax return or are claimed as a dependent on a U.S. Our resource on how to register an LLC in Arizona breaks this down further. tax return. An ITIN does not authorize employment in the U.S. and does not provide eligibility for Social Security benefits. It is solely for tax processing purposes. An Employer Identification Number (EIN), as previously discussed, is a federal tax identification number issued to business entities by the IRS. It identifies a business, not an individual. While an SSN or ITIN might be used by the individual applying for the EIN, the EIN itself is for the business. For example, if you are a foreign national without an SSN or ITIN looking to form a company in Wyoming, you will need to follow specific procedures to get an EIN for your business. Understanding these distinctions is crucial when navigating the application process, especially if you fall into a category that requires an alternative to an SSN.
The IRS provides specific avenues for individuals and entities that do not possess an SSN to obtain an EIN. The primary method involves completing Form SS-4, Application for Employer Identification Number. While the form has a line for SSN, if you do not have one, you can leave it blank or indicate 'None' if applicable. For those without an SSN, the application is typically processed through mail or fax, or by calling the IRS directly if you are an international applicant.
For U.S. citizens or resident aliens who do not have an SSN but do have an ITIN, the ITIN can be used in place of an SSN on Form SS-4. This is a common scenario for individuals who are not eligible for an SSN but need a U.S. tax identification number for their business. The application process remains largely the same, with the ITIN serving as the personal identifier required by the IRS.
International applicants, meaning individuals who are not U.S. citizens or resident aliens and do not have an SSN or ITIN, have a distinct process. They cannot apply online. Instead, they must apply by phone or by mail/fax. When applying by phone, the applicant must speak directly with an IRS representative. During the call, the representative will ask the questions on Form SS-4 and assign an EIN over the phone. Alternatively, applicants can complete and mail or fax Form SS-4 to the IRS. It's crucial to clearly indicate on the form that you do not have an SSN or ITIN. Lovie can assist with understanding these requirements and ensuring your application is submitted correctly, whether you are forming a business in Nevada or any other state.
For individuals and entities without an SSN, the IRS offers specific channels to apply for an EIN, primarily excluding the online application. The IRS's online EIN application system is designed for U.S. persons who have a valid SSN. Therefore, if you lack an SSN, your options are the telephone application or the paper application (mail or fax).
Applying by Phone: This method is available for both domestic applicants without an SSN (but potentially with an ITIN) and international applicants. You can call the IRS directly at 1-866-806-4969 during their operating hours. Be prepared to answer all the questions on Form SS-4 verbally. An IRS representative will fill out the form on your behalf and issue an EIN over the phone. This is often the fastest method for those who qualify and can reach the IRS. Ensure you have all necessary business information ready, including the legal name of the business, the business address, and the name and Taxpayer Identification Number (SSN, ITIN, or other applicable ID) of the responsible party.
Applying by Mail or Fax: You can download Form SS-4 from the IRS website, complete it thoroughly, and submit it via mail or fax to the appropriate IRS service center. If you are an international applicant without an SSN or ITIN, you will mail or fax your completed Form SS-4 to the Cincinnati IRS office. Domestic applicants without an SSN but with an ITIN can also use mail or fax, sending the form to the service center relevant to their state. Processing times for mail and fax applications are significantly longer than phone applications, often taking several weeks. It’s crucial to fill out the form accurately to avoid delays. Lovie can help ensure your Form SS-4 is completed correctly for submission, whether you're forming a business in Texas or Florida.
Every EIN application requires the identification of a 'responsible party.' This is the individual who has a level of control over, or responsibility for, the business entity. For LLCs, this is typically a member or manager. For corporations, it's usually an officer. The responsible party must provide their name and Taxpayer Identification Number (TIN). This TIN can be an SSN, an ITIN, or an EIN if the responsible party is itself an entity (though this is less common for the primary responsible party).
Crucially, if the business owner applying for the EIN does not have an SSN or ITIN, they may still be able to obtain an EIN if they can designate someone else who does have an SSN or ITIN to be the responsible party. This designated person must have direct control over the business. For example, if a foreign national is forming a U.S. LLC but doesn't have an SSN or ITIN, they might appoint a U.S.-based manager or partner who has an SSN as the responsible party for the EIN application. This allows the business to obtain an EIN even if the ultimate owner lacks the necessary personal identification number.
However, the IRS requires the responsible party to have a genuine connection and control over the business. You cannot simply use someone else's SSN without their permission or without them having actual authority. The IRS uses the responsible party's information to verify the legitimacy of the business and to ensure compliance with tax laws. Lovie's formation services can guide you through identifying the correct responsible party and fulfilling this requirement, especially when forming complex business structures or operating across state lines like in New York or Illinois.
International entrepreneurs looking to establish a U.S. business presence often face the challenge of not having an SSN, ITIN, or any prior U.S. tax identification. Fortunately, the IRS has provisions for these individuals. As mentioned, the online EIN application is not an option. The most direct route is to apply by phone. An international applicant can call the IRS Business & Specialty Tax Line at 267-941-1099 (this is not a toll-free number) Monday through Friday, 7:00 a.m. to 10:00 p.m. Eastern time. During this call, an IRS representative will ask the applicant the questions from Form SS-4. The applicant must be prepared to provide detailed information about their business, including its name, address, and the details of the responsible party (which could be the applicant themselves if they have an ITIN or another designated person with an SSN/ITIN).
If a phone application is not feasible, the applicant can complete Form SS-4 and mail or fax it. International applicants without an SSN or ITIN should send their Form SS-4 to the following address: Internal Revenue Service, Attn: EIN Operation, 240 Morrison Parkway, Suite 100, Cincinnati, OH 45271. Fax number for international applicants is 855-641-1095. The processing time for mailed or faxed applications can be lengthy, typically taking 4-5 weeks or more. It is imperative that the form clearly states the applicant does not possess an SSN or ITIN. Lovie helps international clients navigate these specific requirements, ensuring their U.S. company formation, whether an LLC in Florida or a C-Corp in Delaware, proceeds smoothly and compliantly, even without prior U.S. tax IDs.
US Business Formation guides entrepreneurs through the business formation process with actionable steps. Key components include LLC formation, entity registration, and state filing, each playing a critical role in the business formation process. Understanding liability protection and tax optimization is essential, as these factors directly impact legal compliance.
When evaluating business formation options, factors such as business entity types and formation process should inform your decision-making process.
Understanding Can You Get An Ein Without A Social Security Number is essential for business compliance and operational success. The specific requirements vary by state and industry.
This aspect of business formation directly impacts your legal standing, tax obligations, and operational flexibility.
The U.S. Small Business Administration provides an official comparison of business structures including LLCs, corporations, and sole proprietorships. See SBA Choose Your Business Structure.
Official SBA guidance on registering your business with federal, state, and local agencies. See SBA Register Your Business Guide.
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State-specific formation guides, cost breakdowns, compliance checklists, and expert comparisons — updated for 2026.