One of the EU’s most senior politicians has branded Elon Musk a “promoter of evil” in a major escalation of the war of words between Brussels and the outspoken tech billionaire.

Justin Merriman/Bloomberg via The European Union is considering levying fines against Elon Musk over his unwillingness to cooperate with an investigation into X’s moderation and advertising policies.

The European Union has reportedly warned X that it could use the revenue of several companies owned by Elon Musk to calculate fines levied against the platform for violating social media laws. European regulators may take the annual revenues of Musk’s other companies — including SpaceX,

The move comes after California Coastal Commission members raised concerns about Musk’s political rhetoric at a hearing last week.

Elon Musk’s SpaceX sued a California agency for voting down additional rocket launches by the company in the state, claiming it was motivated by “naked political discrimination” against the billionaire chief executive for his views.

Elon Musk, the tech mogul who is the world’s richest man, plunged more than $70 million of his personal fortune into helping Donald Trump and other Republicans win in November’s election, making him one of the biggest donors to GOP causes this campaign season,

Since Musk’s “beautiful endorsement,” Trump’s tone on EVs has become more positive too, underscoring the outsized influence of the Tesla and SpaceX CEO.

Elon Musk gave around $75 million to his pro-Donald Trump super PAC in the span of three months, jumping to the top ranks of Republican donors.