As a 501(c)(3) nonprofit, we depend on the generosity of individuals like you. Help us continue our work by making a tax-deductible gift today.
The Tax Foundation is the nation’s leading independent tax policy nonprofit. Since 1937, our principled research, insightful analysis, and engaged experts have informed smarter tax policy at the federal, state, and global levels. For over 80 years, our goal has remained the same: to improve lives through tax policies that lead to greater economic growth and opportunity.
The $10,000 cap on the state and local (SALT) deduction was introduced as part of the Tax Cuts and Jobs Act as a means to broaden the individual income tax base and partially fund reductions in statutory tax rates.