The billionaire SpaceX, Tesla and X owner who catapulted his zealous embrace of President Donald Trump into a powerful position, slashing government spending, now risks sweeping cuts to his own bottom line after resuming the feud that led to their very public bitter split last month.

Musk has taken issue with the bill saying that it flies in the face of everything he thought he was supporting. Trump appointed Musk to head up the newly formed Department of Government Efficiency and was tasked with reducing “waste, fraud, and abuse” in government spending.

In at least seven major departments or agencies, DOGE secured the power to view records that experts say could benefit Elon Musk’s businesses for years.