The cutoff date is July 1. Also, 19 year old seniors are still eligible to play 18s, and 18 year old juniors are eligible to play 17s.
The age of your player on June 30 of next year is the age group for the player. (i.e., “My child will be ____ years old June 30, 2022.”)
Effective July 1, 2021
USAV 2021-22 Age Definitions