The tax cuts were significant, but they weren’t the biggest in U.S. history — which was a phrase Trump has often used to inaccurately describe his 2017 tax cut law. The 2025 tax cuts rank either third-biggest since 1980 or tied for seventh, depending on the yardstick.

The senator says the most immediate impact is that South Dakota families will avoid a $2,500 tax increase through the extension of Trump’s 2017 tax cuts.