From the League Rules:

A.  Designated teams (8 teams per division) will enter a single elimination playoff to determine the Playoff champion.

B.  In the event of a tie for any position the following tie breakers will be used:

        1.  For two teams only -- head to head competition will determine the winner
        2.  For two or more teams -- 1.) tie breaker will be head to head competition; 2.) best winning percentage based on common record between the playoff teams; 3.) Average run differential for entire season; 4.) A coin toss.