Itemized Tax Deductions for Individuals: Data Analysis

This report analyzes the most recently available public data from the Internal Revenue Service's (IRS) Statistics of Income (SOI) to provide an overview of who claims itemized deductions, what they claim them for, and the amount in deductions claimed. In addition, the revenue loss associated with several of the larger deductions is presented using data from the Joint Committee on Taxation's (JCT's) tax expenditure estimates. This report concludes with a brief discussion of the implications of various policy options to reform or limit itemized deductions.