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EIN - Employer Identification Number


Definition: A nine-digit number assigned by the Internal Revenue Service. Every IRS-designated tax-exempt nonprofit organization has its own EIN.

The IRS uses this number to identify taxpayers that are required to file various business tax returns. EINs are used by employers, sole proprietors, corporations, partnerships, nonprofit organizations, trusts and estates, government agencies, certain individuals and other business entities.

For more detailed information see What Is an EIN and Why Does My Nonprofit Need One?

Also Known As: Tax Number
"Every business, profit and nonprofit, must have an EIN through the IRS."
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