Tax Year

/ˈtæks jɪər/

Definitions

  1. (n.) A fixed period of twelve months used for calculating taxable income and tax liability, often aligning with a calendar or fiscal year.
    The corporation must file its returns based on the tax year ending December 31.

Forms

  • tax year
  • tax years

Commentary

The tax year is a fundamental concept in tax law, defining the timeframe for reporting income and deductions; it may differ from the calendar year depending on jurisdiction or taxpayer choice.

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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