Musk, who supported Trump's campaign and also served as an adviser to the White House, has criticized the tax and spending bill the president is pushing.

Tesla CEO Elon Musk has reignited his feud with Donald Trump over the president’s tax cut and spending megabill, which would eliminate electric vehicle (EV) purchase subsidies. Musk threatened to start a new political party,

Once close billionaires continue their feud with Musk criticizing spending bill and Trump threatening an end to subsidies for Musk-owned companies