Identification Number

/ˌaɪˌdɛntɪfɪˈkeɪʃən ˈnʌmbər/

Definitions

  1. (n.) A unique alphanumeric code assigned to an individual, entity, document, or item for legal identification and tracking purposes.
    The tax authority uses the identification number to track all filings made by the taxpayer.

Forms

  • identification number
  • identification numbers

Commentary

Used widely in statutes and contracts to ensure precise reference to persons or items; typically must be unique within the applicable jurisdiction or system.

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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