Author: Chris Welsh

Former MLB pitcher, currently TV analyst for Cincinnati Reds on Fox Sports Ohio
Expert Analysis

Wild Pitch or Passed Ball? How do Official Scorers Decide?

Topics: Uncategorized
This is a video post.
Expert Analysis

Pop-Up Chaos: Interference? Obstruction? Infield Fly? You Be the Umpire

Topics: Uncategorized

Leave it to Rich Marazzi to find quirky plays that make you scratch your head. This is a report similar to those that Marazzi sends to his MLB team clients. It is a great example of how difficult it is to umpire at game speed when several things go crazy on the same play. Watch…

Expert Analysis

Fall Classic Runner’s Lane Violation

Topics: Batter Runner, Runner Interference, Runners
This is a video post.
Expert Analysis

Trea Turner World Series Runner’s Lane Interference

Topics: Baseline, Runner Interference, Runners Lane
This is a video post.
Expert Analysis

Can a Fielder Block a Base?

Topics: Base, Definitions, Obstruction, Runners

Beginning 2024, pro rules (OBR, MLB) will no longer allow a fielder who is not in possession of the ball to block a base (1B, 2B, 3B) or impede a runner. It will be enforced similar to the Home Plate Collision Rule.  New Rule Explained Here: https://baseballrulesacademy.com/obstruction-enforcement-at-all-bases-in-2024/   In the July 24 Blue Jays-Mariners game…

Expert Analysis

Umpire Interference

Topics: Umpire Interference

There are two types of umpire interference: (1) When a field umpire (the second base umpire) is positioned in front of the infielders and is struck by a batted ball that is not deflected off another fielder, and (2) when the plate umpire interferes with the catcher’s throw in an attempt to retire a runner….

Expert Analysis

CATCHER’S MITT Rule 3.04

Topics: Umpire Manual Rules

The catcher may not substitute a fielder’s glove or a first baseman’s mitt for a catcher’s mitt during the progress of the game or on any individual play. The catcher may use a catcher’s mitt with a vinyl fluorescent piece attached.

Expert Analysis

JACKETS Rule 3.03:

Topics: Umpire Manual Rules

A pitcher may wear a jacket while a base runner. A pitcher may not wear a jacket while batting. No other player is permitted to wear a jacket while a base runner, a batter, a defensive player or a coach on the baselines. If worn, the jacket must be buttoned and is not permitted to…

Expert Analysis

MLB Umpire Manual

Topics: Umpire, Umpire Manual Rules

Reference(s) Topic Page 1. 3.03…………………………Jackets………………………………………………………………….1 2. 3.04…………………………Catcher’s Mitt ……………………………………………………….1 3. 3.04,3.05,3.06 ……………..Procedures for Measuring Fielding Gloves ………………1 4. 3.05…………………………First Baseman’s Mitt……………………………………………..1 5. 4.03…………………………Lineup Cards ………………………………………………………..2 6. 5.01(b),5.06(c)(7), 5.06(c)(7) Comment……….Ball Going Into Player’s Uniform ……………………………2 7. 5.02…………………………First Baseman Playing in Foul Territory…………………2 8. 5.04(b)(5),6.03(a)(1)……….Batter’s Position in Batter’s Box……………………………..3 9. 5.05(a) ……………………..Fly Ball Striking Top of Outfield…

Don't strike out!

Become a part of the largest baseball rules community in the world!

Get free access to baseball forums, rules analysis and exclusive email content from current and former Major League Baseball players and umpires.