Tax Identification Number

/ˈtæk ˌaɪdɛn.tɪ.fɪˈkeɪ.ʃən ˈnʌm.bɚ/

Definitions

  1. (n.) A unique number assigned by a government to individuals or entities for tax purposes to identify taxpayers in official records.
    Businesses must include their tax identification number on official tax filings.

Forms

  • tax identification number
  • tax identification numbers

Commentary

The term covers various types of numbers used globally, including EINs and SSNs, depending on jurisdiction; clarity is needed to specify the relevant type in drafting.

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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