House Rules
9U Tadpole Division House Rules (revised 2025) 
11U Mosquito Division House Rules (revised 2025)
13U Peewee A Division House Rules (revised 2023)
Bat Rule Violation
If a player is found using a non-compliant bat according to the following rules, the player will be called out for that at bat and not allowed to use the bat for the remainder of season. If a coach has been made aware of a non-compliant bat and knowingly allows a player to use the illegal bat, the coach will be suspended indefinitely until a meeting with the WRSSBA President and Vice President, Junior Divisions or Vice President, Senior Divisions can be arranged.
2023 Bat Rules
7U (T Ball/Rally Cap) 30 inch [maximum length], 2 5/8 inch max diameter, unlimited length/weight drop – bats with greater than 2 1/4 in. barrel diameter must be marked “USABB” or stamped with “BPF 1.15”
8U & 9U (Tadpole) 30 inch [maximum length], 2 5/8 inch max diameter, unlimited length/weight drop – bats with greater than 2 1/4 in. barrel diameter must be marked “USABB” or stamped with “BPF 1.15”
10U & 11U (Mosquito) 32 inch [maximum length], 2 3/4 inch max diameter, unlimited length/weight drop – must have “USSSA 1.15 BPF” stamp OR “USA” Stamp
13U (PeeWee) 32 inch, 2 3/4 inch max diameter, -10 max length/weight drop, marked “BPF 1.15” or “USABB”
15U (Bantam) A/AA 2 3/4 inch max diameter, -10 max length/weight drop, composite, aluminum, or wood composite.
15U (Bantam) AAA -10 max length/weight drop, Wood, Bamboo or Wood Composite
18U (Midget) AA -3 max length/weight drop, and marked “BBCOR”
18U (Midget) AAA/College Prep Wood, Bamboo or Wood Composite
Wood, bamboo and wood composite bats are permitted in all divisions.
Wood composite bats include wood bats with fibreglass sheathing and wood barrelled bats with composite handles.
Wood composite bats do not include any bat that has any metallic component.
If you have any questions, please contact VP, Junior Division.
BC Baseball Rulebook 2025
