IRS: Statistics of Income

SOI stands for Statistics of Income. It's a program by the IRS that provides data and analysis on various aspects of income, taxes, and other financial information in the United States.

Corporation Returns: Explanation of Terms

IRS: https://www.irs.gov/pub/irs-soi/05cosec5ccr.pdf

Full Document IRS: Statistics of Income

https://www.irs.gov/pub/irs-soi/05coccr.pdf

Corporation Returns: Explanation of Terms