In the best of times, the Internal Revenue Service is tough to deal with, and tax season is never fun. But the past few years have seen the IRS lurch from one crisis to another. And things are about to get much worse for millions of taxpayers. In 2021 Congress expanded the reporting requirements of the obscure Form 1099-K. This information-reporting form tracks business transactions done with a credit or debit card or such peer-to-peer services as Venmo and Paypal. Prior to the change, taxpayers received a 1099-K only if they processed more than 200 business transactions, amounting to more...