IRS Form SS-4 is an essential document required for obtaining an Employer Identification Number (EIN) from the Internal Revenue Service (IRS). An EIN serves as a unique identifier for businesses, similar to a social security number for individuals. This electronic form can be filed online or submitted via fax to the IRS. To fax IRS Form SS-4, you are required to include all the necessary information and transmit it to the correct fax number designated by the IRS. The fax number may differ depending on the type of organization or entity for which you are applying. It's important to ensure that you fax the form to the appropriate fax number based on your specific circumstances. Below are a few examples of different types of IRS Form SS-4 and their respective fax destinations: 1. Sole Proprietorship or Self-employed Individuals: If you are a sole proprietor or self-employed individual, you will need to fill out IRS Form SS-4 and fax it to the designated fax number for your region. To find the specific fax number for your state, visit the official IRS website or contact their helpline. 2. Corporations or Partnerships: For corporations or partnerships, Form SS-4 must be completed accurately and faxed to the appropriate fax number assigned to your region. The IRS assigns separate fax numbers based on the location of your business, so it is crucial to verify the correct fax number beforehand. 3. Non-Profit Organizations: Non-profit organizations seeking an EIN must complete the necessary sections of Form SS-4 and fax it to the designated IRS fax number for tax-exempt entities. To obtain the correct fax number for your specific Form SS-4 submission, you should refer to the official IRS website or consult their helpline. It is crucial to double-check the fax number to ensure your application reaches the appropriate department. In conclusion, IRS Form SS-4 is a vital document needed for obtaining an EIN from the IRS, and it can be transmitted via fax to the relevant fax number based on the type of organization. Faxing the form provides an alternative method to the online filing process, allowing individuals and entities to obtain their EIN efficiently. Always ensure that you use the correct IRS Form SS-4 and fax it to the appropriate fax number as designated by the IRS for timely processing.