The Republican U.S. Senate nominee appears to have violated federal ethics law, which requires candidates to report their income and disclose mortgages on properties other than personal residences, experts said.

Musk’s super PAC recently dropped almost a quarter-million dollars boosting the Republican Senate nominee, who has seen a recent surge in outside support yet continues to lag in fundraising.

The attorney general won a lawsuit against the feds for withholding a Medicaid funding stream three years ago. Texas faces the same cut, but Paxton has stayed quiet.