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Find articles and publications on research about taxpayer behavior in complying with the tax laws. This includes information on compliance measurement (i.e., the tax gap) and the determinants of taxpayer compliance.

Look here for all of the articles and data releases from all of the Statistics of Income Bulletins (Publications 1136) back to the 1981 issues. You can also find the most recent versions of the historical tables and appendix found in the Bulletins..

Look here for all of the tables from all of the Data Books (Publications 55B) from Fiscal Year 1998 to Fiscal Year 2000. These tables contain statistics for IRS collections and refunds, as well as number of returns. There's also information on examination activities, taxpayer assistance, chief counsel, appeals, criminal investigation, and more.

Look here for all of the tables from all of the Data Books (Publications 55B) from Fiscal Year 1995 to Fiscal Year 1997. These tables contain statistics for IRS collections and refunds, as well as number of returns. There's also information on examination activities, taxpayer assistance, chief counsel, appeals, criminal investigation, and more.

Understanding taxpayer compliance behavior

This is a link from the SOI Home Page and each of the Main Landing pages for SOI Bulletin articles by topic.

Examining compliance: Methods for measuring compliance

SOI Tax Stats County Data - 2015

SOI Bulletin: Fall 2017

SOI Tax Stats - Individual Income Tax Statistics - 2015 ZIP Code Data (SOI)