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

The company’s paper calls for shifting the tax base away from payroll and labor income—the very revenue streams that AI threatens to hollow out—and toward corporate income and capital gains. —Nick Lichtenberg, Fortune, 7 Apr. 2026

Expanding the tax base is a way of increasing revenues. —Frederick Melo, Twin Cities, 5 Apr. 2026

Today, communities surrounding the Twin Cities contribute 40% of the growth in their tax base into a regional pool. —Russell Hancock, Mercury News, 4 Apr. 2026

Roskopf, however, countered that data centers don’t provide significant jobs, but only provide an additional tax base while using up resources. —Molly Morrow, Chicago Tribune, 2 Apr. 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