- American German Tax Glossary
 - Clickable index to tax terminology. - IRS Tax Interactive: Tax Terms
- Glossary of commonly used tax terms.
- Tax Glossary, The
- Glossary of terms and articles related to taxation. Includes sections that cover tax law in selected countries.
- TaxDefs
- Browse a list of tax definitions and information on related topics. Includes sections covering taxation in the United States, United Kingdom, and other areas.
- TaxGloss.com
- Glossary of tax terminology, purposes, and types.
- Taxglosses
- A tax glossary covering some of the major areas of taxes.
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