The Supreme Court ruled unanimously on Friday that Gabriel Olivier, a Christian street preacher from Mississippi, can proceed with his lawsuit challenging a local ordinance that restricts demonstrations near a public amphitheater in Brandon, Miss.

The decision clears a legal roadblock that had kept Olivier from contesting a law he says violates his religious rights.

Justice Elena Kagan wrote for the full court, holding that a 1994 Supreme Court precedent known as Heck v. Humphrey does not bar legal challenges like Olivier's. That earlier ruling had been used to prevent people from challenging laws under which they had been previously convicted. Lower courts applied it to shut Olivier's case down. The Supreme Court said they got it wrong.

What the ordinance actually does

As reported by The Hill, the Brandon ordinance was passed after Olivier and other demonstrators used derogatory terms through a loudspeaker at the facility's busiest intersection. The law requires demonstrators to divert their activities three hours before events and one hour after. It also bans loudspeakers audible from more than 100 feet away.

Olivier pleaded no contest to violating the ordinance and agreed to a small fine, a suspended sentence, and a year of probation. That plea became the weapon the city used to keep him from ever challenging the law's constitutionality in federal court.

The logic went like this: because Olivier had already been convicted under the ordinance, Heck v. Humphrey barred him from turning around and suing over it. A federal judge threw out his case on those grounds. A panel of the U.S. Court of Appeals for the 5th Circuit affirmed. The full appeals court declined to rehear the case by a one-vote margin.

Olivier asked the justices to let his lawsuit move forward. They obliged, nine to zero.

Kagan's reasoning

Kagan's opinion drew a clean line between looking backward and looking forward. Olivier isn't trying to undo his conviction. He's trying to prevent the city from prosecuting him again under a law he believes is unconstitutional.

"The suit, after all, is not about what Olivier did in the past, and depends on no proof addressed to his prior conviction."

"Unlike in Heck, the suit merely attempts to prevent a future prosecution. So the Heck bar does not come into play."

This distinction matters. Heck was designed to stop people from using civil lawsuits as an end-run around criminal convictions. It was never supposed to be a shield that protects bad laws from constitutional scrutiny forever, simply because someone was once convicted under them. The lower courts stretched it into exactly that.

The city's argument collapses

G. Todd Butler, a lawyer for the city of Brandon, had argued that Olivier chose to ignore "countless doors" available to him, such as challenging the ordinance's constitutionality in Mississippi courts or seeking an expungement or pardon from the governor. The implication was that Olivier should have picked a different path and that federal court was merely his "preferred door."

The Supreme Court was unpersuaded. All nine justices agreed that a citizen doesn't forfeit the right to challenge a law's constitutionality in federal court simply because other avenues theoretically exist. Telling someone to go beg the governor for a pardon before they can question whether a law violates the First Amendment is not a serious legal framework. It's a bureaucratic moat.

Olivier's attorney, Allyson Ho, put it plainly during oral arguments in December:

"It's just common sense that a citizen who is arrested under an unconstitutional law should be able to challenge that law."

Ho praised the court's unanimous decision and noted that the key factor was straightforward:

"The key is the relief that individual is seeking."

Olivier wasn't seeking damages for his conviction. He wasn't asking to have it wiped from the record. He was asking a court to evaluate whether the ordinance itself passes constitutional muster. That's a forward-looking remedy, and Heck has nothing to say about it.

A quiet victory for religious liberty

This case won't generate the headlines that major religious liberty decisions do. There are no wedding cakes, no contraceptive mandates, no culture-war fireworks. But the principle at stake is foundational.

A local government passed an ordinance that a street preacher says infringes on his religious expression. When he tried to challenge it in federal court, every level of the judiciary below the Supreme Court told him he couldn't, because he'd already been convicted under the law. Think about what that means in practice: the government passes a law, prosecutes you under it, and then argues that your conviction proves you can't question the law. It's a closed loop.

The Trump administration partially backed Olivier's suit, agreeing that his efforts to seek future protection against the ordinance should be allowed to proceed. That alignment between the executive branch and a unanimous court signals that the lower courts' reading of Heck had drifted far from its intended purpose.

Olivier himself framed the stakes in personal terms:

"My goal from the beginning was to be granted my rights as an American citizen under our great Constitution."

The case now returns to the lower courts, where the actual constitutionality of Brandon's ordinance will finally be litigated. The city will have to defend the substance of its restrictions on speech near that amphitheater, not hide behind a procedural technicality.

What comes next

Friday's ruling doesn't strike down the ordinance. It simply opens the courthouse door that had been bolted shut. Olivier still has to win on the merits. But the unanimous nature of the decision sends a clear message to municipalities across the country: you cannot use a prior conviction as a permanent gag order against constitutional challenges.

For years, the lower court precedent created a perverse incentive. Plead no contest, pay a fine, move on with your life, and in doing so, surrender your right to ever question whether the law was valid in the first place. That framework punished the path of least resistance. Citizens who cooperated with the system were rewarded with fewer legal options than those who fought every charge to the bitter end.

Nine justices saw the problem. Not a single one disagreed.

Gabriel Olivier can finally have his day in court. The real one.