President Donald Trump on Friday removed Internal Revenue Service Commissioner Billy Long and is replacing him temporarily with Treasury Secretary Scott Bessent, three sources with knowledge of the matter told NBC News.

Long was only just sworn in as commissioner in June. The change also comes days after Trump's sprawling new tariffs took effect, and a month after the president signed several tax cuts and changes to the tax code into law.

Long confirmed to NBC News that he is leaving the job.

"It is a honor to serve my friend President Trump, and I am excited to take on my new role as the ambassador to Iceland. I am thrilled to answer his call to service and deeply committed to advancing his bold agenda. Exciting times ahead!" Long said in a text message to NBC News.

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