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Individual Geographic Data Files (Available 2025)
The SOI Individual Geographic Data file is based on the population of unaudited Individual Income Tax Returns (Form 1040 and 1040-SR (including electronic returns)) filed by U.S. citizens and...
IRS Statistics of Income DivisionLast Updated: Jul 28, 2026Access Modality: IRS-issued Laptop, IRS OnsiteFees: No FeesTopics: Taxation -
SOI Partnership File -- Form 1065
The SOI Partnership File is a microdata file based on a stratified sample of unaudited returns filed using Form 1065. The basis for the file is a Tax Year, defined to include returns processed by...
IRS Statistics of Income DivisionLast Updated: Jul 28, 2026Access Modality: IRS-issued Laptop, IRS OnsiteFees: No FeesTopics: Taxation -
SOI Corporate File -- 1120-series
The SOI Corporate File is a microdata file based on a stratified sample of unaudited returns filed using Form 1120, 1120-F, 1120-L, 1120-PC, 1120-REIT, 1120-RIC, or 1120-S. The basis for the file...
IRS Statistics of Income DivisionLast Updated: Jul 28, 2026Access Modality: IRS-issued Laptop, IRS OnsiteFees: No FeesTopics: Taxation -
Individual/Sole Proprietorship Complete Report Files
The SOI Individual Complete Report sample is a probability sample of unaudited Individual Income Tax Returns (Form 1040 and 1040-SR (including electronic returns)) filed by U.S. citizens and...
IRS Statistics of Income DivisionLast Updated: Jul 28, 2026Access Modality: IRS-issued Laptop, IRS OnsiteFees: No FeesTopics: Taxation