[Editor's Note: This article has been updated for 2026.]
An IRS audit is one of the most stressful letters a taxpayer can receive. But most audits today look very different from the intensive, in-person investigations people imagine. In 2025, 81% of audits were conducted through the mail, while 19% were done in person. Knowing what's actually likely to happen (and what your rights are) takes most of the fear out of the process. Here are answers to the questions we hear most often.


