EIN (Employer Identification Number)

Back To 1023 Resources

Employer Identification Number

An EIN is your employer identification number, which is registered for with the IRS, and it's required regardless of whether or not you have employees.

To file Form 1023, the IRS requires an EIN.

How to Apply EIN?

You can apply for an EIN through the IRS's online application, via fax, mail, or by telephone (International Applicants).

Other Information

Form SS-4 is the form you file when requesting an Employer Identification Number. All organizations, regardless of whether or not they have employees, should file an SS-4.

If you are in any of the fifty states or the District of Columbia you can file the SS-4 online, via mail (EIN Operation Cincinnati, OH 45999), or via fax (Fax-TIN: 859-669-5760). If you have no legal residence or business office, you can also file online, via mail (Attn: EIN Operation Philadelphia, PA 19255-0525), or via fax (267-941-1040).

Exclusive Features

  • E-filing available for Form 990, 990-EZ, 990-N, 990-PF, & 1120-POL
  • Schedules are auto generated & FREE
  • Manage Reviewers & Approvers
  • Supports Amended Return
  • Supports 990 Extension

Need Further Help? Contact Us

Our live support specialists in Rock Hill, SC are always ready to offer professional service and assistance.


Frequently Asked Questions

Find answers related to e-filing IRS Form 990-N (e-Postcard), 990-EZ, 990, 990-PF, Form 1120-POL and Extension Form 8868 with our Frequently Asked Questions.

Learn More


Stay updated with the latest news, features, and industry trends around ExpressTaxExempt.

Read Now