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The Treasury Department is rolling back efforts to shut down aggressive strategies used by America’s biggest multinational companies and wealthiest people.

Sept. 9, 2025, 5:02 a.m. ET
The Trump administration is quietly dismantling efforts by the Internal Revenue Service to shut down a slew of aggressive tax shelters used by America’s biggest multinational companies and wealthiest people.
The administration, bowing to pressure from industry groups, right-wing activists and congressional Republicans, is quickly rolling back several I.R.S. law enforcement efforts, including one aimed at a lucrative tax shelter used by companies like Occidental Petroleum and AT&T.
The I.R.S. crackdown was projected to raise more than $100 billion over 10 years.
In April, the I.R.S. said it would rescind Biden administration rules that had required companies using such tax strategies to report them to the agency, a change making it more difficult for auditors to find the transactions. The agency also eased a pair of rules that target abusive shelters, including one that imposes penalties on wealthy Americans who used an insurance tax scheme that multiple courts have tossed out.
In late July, 20 House Republicans asked the I.R.S. to withdraw yet another line of attack on the transactions, one providing guidance to auditors on how to analyze the tax shelter deals.
That letter was “an attempt by elected officials to influence audits by the Internal Revenue Service of specific taxpayers,” said Larry Gibbs, who served as President Ronald Reagan’s I.R.S. commissioner. “From the standpoint of the integrity of the system, I am concerned about it. It’s politicizing the tax process.”
The I.R.S. is also turning on its own staff. Over the past several months, right-wing groups targeted the agency, accusing officials involved in the anti-tax-shelter efforts of being members of a “deep state” and biased against Republicans. The I.R.S. suspended several employees, including some who worked on the crackdowns. The highest-level official, Holly Paz, is a longtime, respected agency official who ran the division that oversees large business and was placed on leave in late July.