Definition
EIN Employer Identification Number - a 9-digit tax ID assigned by the IRS.
Definition
An Employer Identification Number (EIN), also known as a Federal Tax Identification Number, is a 9-digit number assigned by the IRS to businesses for tax reporting purposes. An EIN is required for SAM.gov registration and must match IRS records exactly. Format: XX-XXXXXXX.
Also Known As
- Tax ID
- Federal Tax ID
- FEIN
Official Source
Internal Revenue Service
