The European Union has warned X that it may calculate fines against the social-media platform by including revenue from Elon Musk’s other businesses, including Space Exploration Technologies Corp. and Neuralink Corp.

The EU is essentially debating whether Musk himself — instead of X — should face penalties for violating the EU’s Digital Services Act.

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.