SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/base-balk-penalty

A pitcher balks with runners on base. What happens?

Every runner moves up one base.

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  1. The batter gets first base
  2. The pitcher is ejected
  3. All runners advance one base ✔

Why: A balk is an illegal act by the pitcher with runners on base. Every runner is awarded the next base. Balk rules stop pitchers from tricking runners.

Huh, didn't know that: Balk rules were first added in 1898.

The dad joke
Why did the pitcher balk at dinner? He did not want to commit.
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References

Answer: All runners advance one base. A balk is an illegal act by the pitcher with runners on base. Every runner is awarded the next base. Balk rules stop pitchers from tricking runners.

  1. Official Baseball Rules, 2026 Edition (MLB) mktg.mlbstatic.com/mlb/official-information/2026-official-baseball-rules.pdf
    A BALK is an illegal act by the pitcher with a runner or runners on base, entitling all runners to advance one base.
    Checked 2026-10-12.
  2. MLB Glossary: Balk www.mlb.com/glossary/rules/balk
    any men on base are awarded the next base
    Checked 2026-10-12.

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