Minnesota Governor Tim Walz faces federal scrutiny tied to two primary lines of inquiry: allegations of inaction on large-scale fraud in state-administered social services and Medicaid programs, and claims of impeding federal immigration enforcement. A Republican-led House Oversight Committee report and a referral from Vice President JD Vance prompted calls for DOJ criminal investigation into the fraud claims, while separate grand jury subpoenas in an obstruction probe were quashed by a federal judge in June 2026 as lacking merit and appearing retaliatory. Walz has not been indicted in either matter, though dozens of providers have faced charges in related fraud cases. He declined to seek reelection amid the pressure and testified before Congress earlier in 2026. A state impeachment resolution was introduced but remains unresolved. These developments shape trader assessments of charging likelihood amid ongoing political and legal friction.