On Tuesday, Major League Baseball officially announced that they are going to make a change for the 2026 season. MLB will be adding an ABS Challenge System , which will see balls and strikes being challenged to further perfect the game.

This article will help explain how the ABS Challenge System will work next season. Here are the rules :

Each team will get two challenges and can keep them if they're successful

Challenges can only be initiated by a pitcher, catcher, or batter, and the request must come right after the pitch

To signal a challenge, the pitcher, catcher, or batter will tap his hat or helmet to let the umpire know

No help from the dugout or other players on the field is allowed

In each extra inning, a team will be awarded a challenge if it has none remaining entering

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