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SOI Tax Stats - Examination Coverage: Returns Examined Involving Protection of Revenue Base , by Type of Size of Return and Fiscal Year

Examination Coverage: Returns Examined Resulting in Refunds, by Type and Size of Return

SOI Tax Stats - Examination Coverage: Recommended Additional Tax, and Returns with Unagreed Additional Tax, After Examination, by Type and Size of Return

Data Book Table 6, former table 7. Gross Collections by Type of Tax

Gross Collections, by Type of Tax and State, Data Book Table 5

Information Reporting Program by Fiscal Year

Internal Revenue Service Labor Force Compared to National Totals for Federal and Civilian Labor Forces IRS Data Book Table 33

Math Errors on Individual Income Tax Returns, by Type of Error and Calendar Year

Number of refunds issued by state and fiscal year

IRS Data Book Table 4: Number of returns filed electronically, by type of return and state