Tax Definitions
Browse Investopedia's expert-written library to learn more about the language of taxes and the Internal Revenue Service.
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What Is a Tax Return, and How Long Must You Keep Them?
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Taxable Income vs. Gross Income: What's the Difference?
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Taxable Income: What It Is, What Counts, and How to Calculate
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Tax Liability: Definition, Calculation, and Example
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What Is a Tax Refund? Definition and When to Expect It
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2025 Tax Brackets and Federal Income Tax Rates
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Tax Shelter: Definition, Examples, and Legal Issues
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Tax Accounting: Definition, Types, vs. Financial Accounting
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Tax Deferred: Earnings With Taxes Delayed Until Liquidation
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Tax Benefit: Definition, Types, and IRS Rules
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When Is Tax Season? Definition, Dates, and Deadlines
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Tax Refund Anticipation Loan (RAL): What it Means, How it Works
Tax Rate Definition, Effective Tax Rates, and Tax Brackets
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Tax Home: What it is, How it Works, Examples and FAQ
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Taxable Event: What It Is and How It Works
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Taxpayer: Definition, Overview, and Types
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Taxable Wage Base: Overview and Example
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Tax Attribute: What it is, How it Works, Example
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Tax Table Definition
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What Is the Tax Year? Definition, When It Ends, and Types
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Taxes Definition: Types, Who Pays, and Why
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Tax Schedule: What It Means and How It Works
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Tax Indexing: What It Is, How It Works, and Example
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Taxable Gain: What It is and how It Works
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Tax Drag: What It Means, How It Works, Example
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Total Tax: What It Means, Rates, and Brackets
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Tax Court: What It is, How it Works, Trial Procedures
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Taxpayer Advocate Service (TAS)
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Tax Clawback Agreement: What It is, How it Works, Example
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What's the Difference Between a Tax Rate and a Tax Bracket?
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How the U.S. Tax Code Works and Its Sections