Are you curious about who can obtain a U.S. Social Security number (SSN)? Understanding the eligibility criteria is crucial, whether you’re a U.S. citizen, a green-card holder, or a noncitizen with work authorization. This comprehensive guide breaks down the requirements, including the limited circumstances under which noncitizens without work authorization can receive an SSN. Discover the essential evidence needed, the implications of having an SSN versus an ITIN for tax purposes, and the specific nonwork reasons that may qualify you for an SSN. Dive in to learn more about your eligibility and the application process!