Drummond sued in October 2023 to block St. Isidore in a legal action filed at the Oklahoma Supreme Court, saying he was duty bound to "prevent the type of state-funded religion that Oklahoma's constitutional framers and the founders of our country sought to prevent."

A decision to allow a Catholic school to become a publicly funded charter would profoundly impact American education, experts say.

The Supreme Court will hear arguments Wednesday in a blockbuster dispute over the nation’s first religious charter school, a case that critics say has prompted a “crisis of identity” in the school choice movement and that could vastly expand taxpayer funding for religious education.