TECHNICAL BULLETIN 19-1
15 APRIL 2019

NEW WBSC AND USA SOFTBALL BAT CERTIFICATION STAMPS

As part of organizational initiatives, both the WBSC and USA Softball have developed updated bat certification stamps to replace their former ISF and ASA stamps. Both the new and the former WBSC and USA Softball certification stamps will continue to be accepted as detailed below.

WORLD BASEBALL SOFTBALL CONFEDERATION

With the transition from the ISF to the WBSC, new bat certification stamps have been developed for international play. The new logo will begin to appear on newly manufactured bats this year. Bats with the older 2005 stamp will continue to be accepted for competition. Bats must also be on the WBSC certified bat list.