The hard-charging effort led by billionaire Elon Musk to reshape the federal workforce at the IRS and other agencies might lead to lasting changes. But what it means for taxpayers still isn't fully realized.

Some efforts to buy out or fire employees have been postponed until after the filing season ends in April, and are facing legal action.

Ending taxpayer assistance center leases and reducing the number of taxpayer assistance staff who can answer phones will mean backsliding in improved service levels, former National Taxpayer Advocate Nina Olson warns.

On this episode of Talking Tax, Olson talks to Bloomberg Tax reporter Chris Cioffi about the potential for brain drain at the agency amid a wave of resignations and whether major upheaval might lead to an erosion in taxpayer trust. They also tackle the danger of taxpayer data privacy violations as Musk's Treasury Department team gains access to the department's payment systems.

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