Sampling methodology and data limitations by study
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Individual Tax Statistics Sample Design and Data Limitations
- Individual Complete Report PDF
 - Individual Tax Rates and Shares PDF (see page 39)
 - Individual Income Tax Returns: Preliminary Data PDF (see page 11)
 - Individual Income Tax Returns: Complete Year Data PDF (see page 20)
 - Sales of Capital Assets PDF (see page 83)
 - Sales of Capital Assets, Panel Data PDF (see page 206)
 - Nonfarm Sole Proprietorships PDF (see page 16)
 - Estate Tax Statistics
 - International: Foreign Recipients of U.S. Income
 - International: Foreign Recipients of Partnership Income
 - International: Foreign Trusts
 - International: Individual Foreign Earned Income/Foreign Tax Credit PDF (see page 66)
 - International: Boycott
 - International: Nonresident Alien Estate Tax Returns
 - Personal Wealth
 - Income from Trusts and Estates
 
Business Tax Statistics Sample Design and Data Limitations
- Corporations
 - International: Controlled Foreign Corporations
 - Partnerships
 - S Corporations PDF (see page 102)
 - Non-Farm Sole Proprietorships PDF (see page 16)