IRS Form SS-4 is used to apply for an Employer Identification Number (EIN), which is required for businesses, organizations, and entities to report taxes and operate legally. It includes key details such as business structure, ownership, and purpose, making it essential for starting and managing a business in the United States.

Form SS-4 – Application for Employer Identification Number
Department: Internal Revenue Service
Source: https://www.irs.gov/
File Type: PDF



