If a player turns their next age (11, 12, 13, 14, 15) after January 1, 2020 he/she is safe to play in that level division.
If a player turns age 11, 12, 13, 14, 15, before January 1, 2020 then he/she must move up to the next level division.
Example: A player in Division One, 11 & under, that turns age 11 after January 1, 2020, can stay on the 10 & under team. If the player turns age 11, before January 1, 2020, the player must move up to Division Two, 13 & under.