OneWest Bank, the lender Steven Mnuchin built and then sold last year, broke federal laws by keeping branches out of minority neighborhoods and making few mortgages to black and Latino borrowers, two housing advocacy groups alleged to U.S. regulators.
Their redlining complaint doesn’t name the financier, but it may complicate his potential appointment to Treasury secretary under Donald Trump. As recently as Monday, the president-elect’s transition team viewed him as its top candidate, people familiar with the process said at the time.