Per ESPN:
The league will use the following steps to determine its top two teams if there is a tie:
A. The tied teams will be compared based on their head-to-head record during the season.
B. The tied teams will be compared based on win percentage against all common conference opponents.
C. The tied teams will be compared based on win percentage against the next highest-placed common opponent in the standings (based on the record in all games played within the conference) proceeding through the standings.
D. The tied teams will be compared based on combined win percentage in conference games of conference opponents.
E. The tied teams will be compared based on total number of wins in a 12-game season.
F. The representative will be chosen based on highest ranking by SportSource Analytics (team rating score metric) following the last weekend of regular-season games.
G. The representative will be chosen by a coin toss.