The Week 7 clash between the Kansas City Chiefs and San Francisco 49ers was already heating up before tensions boiled over late in the fourth quarter. The reigning Super Bowl champions, the Chiefs, were dominating the 49ers, leading 28-12 when emotions finally erupted on the field. What started as a hard-fought game between two contenders quickly turned ugly when things got chippy between the teams.

San Francisco’s star left tackle, Trent Williams, was ejected after a heated altercation with Chiefs safety Bryan Cook. With just under three minutes remaining, Cook appeared to throw a punch at Williams, who was on the ground. Williams, never one to back down, responded by landing a big punch on Cook’s helmet. “Boom!” as one would say, and the refs didn’t miss it. While Williams was promptly ejected for his actions, surprisingly, Cook wasn’t penalized.

The NFL fine schedule aims to “promote player safety and emphasize sportsmanship,” and Williams’ actions clearly violated these principles. The league’s compliance team reviewed the infraction, and after reviewing the play, it was determined that Williams’ conduct warranted further disciplinary action.

Williams’ punch came after some scrappy moments between other players on the field, including a shoving match between 49ers cornerback Deommodore Lenoir and Chiefs receiver Skyy Moore. The game had already seen tensions rise after Mecole Hardman’s 18-yard touchdown run that effectively sealed the game for Kansas City.

The 11-time Pro Bowler’s ejection will also cost him $39K in fines, and both Williams and Cook could potentially face suspensions in Week 8. While Williams might have left the field early, he did stop to sign an autograph for a young fan on his way out, showing that even in moments of frustration, he remains a fan favorite.

Trent Williams faces potential $39K fine for punch during Chiefs game

Trent Williams’ dramatic ejection in the 49ers’ Week 7 matchup against the Kansas City Chiefs didn’t just end his night early—it’s about to hit his wallet hard. The San Francisco left tackle is staring down a hefty $39,501 fine for his role in a late-game scuffle that saw him throw a punch at Chiefs safety Bryan Cook. While Williams was ejected for the blow, Cook walked away without a penalty, leaving 49ers fans questioning the fairness.

The NFL’s fine schedule is pretty clear when it comes to fighting: throw a punch, and you’re looking at a minimum of $39,501. It’s part of the league’s player safety and sportsmanship rules designed to protect players and promote respect on the field. Unsportsmanlike conduct fines are nothing new in the NFL, but fighting is one of the most expensive infractions. Williams’ punch certainly qualifies as a “flagrant personal foul” under these rules.

Though the fine hasn’t officially been imposed yet, it’s practically guaranteed given the clear footage of Williams’ punch. Once the fine is finalized, the veteran lineman will receive a letter detailing the infraction, along with video evidence. He’ll also have the option to appeal, but considering the obvious nature of the incident, a successful appeal seems unlikely.

The money from Williams’ fine, like all NFL penalties, will go to charity, supporting causes like the Professional Athletes Foundation and the NFL Foundation, which benefit players in need and promote football’s health and safety across all levels.