It’s Getting Worse: The IRS Now Audits Poor Americans at About the Same Rate as the Top 1% - ProPublica

As the agency's ability to audit the rich crumbles, its scrutiny of the poor has held steady in recent years. Meanwhile, a new study shows that audits of poor taxpayers make them far less likely to claim credits they might be entitled to.
https://www.propublica.org/article/irs-now-audits-poor-americans-at-about-the-same-rate-as-the-top-1-percent