18U Rules

Game Start: 6:30pm
Game Length: 2 hours or 7 innings
No new inning to start after noted time limit.  (ie. game start at 6:30pm, no new inning after 8:30pm)
Baseline Length: 90'
Plate to Pitcher: 60'6"
Plate to backstop: 60'
Batter's Box: 4' x 6' centered on plate and 4" away from plate, both sides
Coaches Box: 10' x 20', 15' off base path
5 run maximum
Mercy - 10 run differential after losing team has had 5th bat

All jerseys must be numbered.

Metal Cleats are prohibited.

No Open inning.

A Player may Pitch and Catch in the same game limited to 2 innings of pitching.

Aluminum bats are prohibited.  Wood and Wood Composite bats are allowed.

Exception: Aluminum bats may be used by underage and female players.

Overage players MUST be declared.

Overage male players - Maximum of 1 year older (as of Jan 1st)
Number of overage male players must be less than 50% of your total team.

Overage players may Pitch and Catch with agreement from the opposing coach.

All other rules, refer to Baseball Alberta Rule Book.
https://www.publicationsports.com/ressources/files/1618/2025_Rulebook_-_Baseball_Alberta.pdf?t=1743516975