The NFL fined Buccaneers left tackle Donovan Smith for his hit on Rams cornerback Marcus Peters last week.
Smith will lose $28,075 from his paycheck, Adam Schefter of ESPN reports.
Peters returned a Jameis Winston interception 32 yards for a touchdown, taking a shot to the head from Smith as the crossed the goal line. Peters missed the final 8:11 of the game but cleared concussion tests.
He played all 74 defensive snaps on Thursday night, making two tackles, a tackle for loss and recovering a fumble.