tax base

noun

: the wealth (such as real estate or income) within a jurisdiction that is liable to taxation

Examples of tax base in a Sentence

an area with a large tax base

Recent Examples on the Web

OpenAI emphasizes new jobs, tools and infrastructure, but also acknowledges that AI could disrupt jobs and industries, erode parts of the tax base and require adaptive safety nets, portable benefits and worker participation in deployment decisions. — Paulo Carvão, Forbes.com, 1 July 2026

When this happens, the city becomes the landlord, and the tax base the landlords were contributing to stops coming. — Voice Of The People, New York Daily News, 29 June 2026

The governor has raised concerns that the tax would drive the state’s wealthiest residents out of California, doing long-term damage to the state’s tax base and stifling innovation. — Grace Hase, Mercury News, 26 June 2026

Earnings from Israel made up nearly a quarter of the West Bank’s gross domestic product, generating income for households, local markets, and the government’s tax base. — Nirit Peled, New Yorker, 26 June 2026

Word History

First Known Use

circa 1943, in the meaning defined above

Rhymes for tax base

• abase
• airspace
• apace
• backspace
• biface
• birthplace
• blackface
• boldface
• bookcase
• braincase
• briefcase
• carcase

Legal Definition

tax base

noun

1

: a sum (as the total assessed valuation of property in a county) used as the basis of taxation

2

: the source of tax revenue for a governmental body

change the tax base of a school district to reduce the property tax burden