IRS Audit Risk Score Estimator

The IRS uses a scoring system called DIF (Discriminant Information Function) to flag returns. While the exact formula is secret, well-documented risk factors are known. This estimator scores your return profile against those factors and identifies which red flags to address before filing.

Gross Income Level

Business Type

Home Office Deduction

Vehicle Deduction

Check all that apply

Large charitable deductions (>5% of AGI) Meals/entertainment deductions taken Reported a net business loss (Schedule C) Prior year audit or IRS notice received Foreign accounts or income reported Crypto transactions (1099-DA or Schedule D) Amended return filed (1040-X) Used a CPA or enrolled agent to prepare All income reported via 1099s / W-2s (no cash income)

IRS Audit Risk Score Estimator

Risk Factors Identified