Employer Identification Number

/ˌɛmˌplɔɪər aɪˌdɛntɪfɪˈkeɪʃən ˈnʌmbər/

Definitions

  1. (n.) A unique nine-digit number assigned by the Internal Revenue Service to identify a business entity for tax purposes.
    The company must include its employer identification number on all federal tax returns.

Forms

  • employer identification number
  • employer identification numbers

Commentary

Commonly abbreviated as EIN, this number is essential for tax administration and payroll reporting.

This glossary is for general informational and educational purposes only. Definitions are jurisdiction-agnostic but reflect terminology and concepts primarily drawn from English and American legal traditions. Nothing herein constitutes legal advice or creates a lawyer-client relationship. Users should consult qualified counsel for advice on specific matters or jurisdictions.

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