Ohio State will limit home crowds to about 20,000 and prohibit tailgating if the football season is played this fall.
Fans inside Ohio Stadium will be required to wear masks and observe social distancing to help stem the spread of the coronavirus. Concessions will be limited.
The traditional "Skull Session" pregame pep rallies at St. John's Arena will not be held.
Athletic director Gene Smith informed season-ticket holders of the new rules in a letter Tuesday, as first reported by Cleveland.com.
The guidelines limit capacity of the 105,000-seat stadium to 20%.