The judges agreed, until the conservatives sought to include an additional proposition that mandated anyone seeking to enforce the Constitution’s ban on insurrectionist candidates get congressional approval. Four justices—Sonia Sotomayor, Elena Kagan, Ketanji Brown Jackson, and Amy Coney Barrett—thought that idea went too far, and wrote concurrences in disagreement. Roberts himself wrote the majority opinion.

Roberts also took charge of the court’s ruling that declared the government went too far in charging those who stormed the Capitol on Jan. 6.

He had initially assigned the case to Samuel Alito but abruptly took it over himself days after the Times revealed Alito’s wife Martha-Ann hung an upside-down U.S. flag—an emblem of the “Stop the Steal” movement, and propagated by some Jan. 6 rioters—outside his home, according to the Times. It was unclear whether the two episodes were linked; none of the justices answered the Times’ questions