1-5-1, 2 — Modified a minimal body fat percentage for female wrestlers.
4-2-6 — Clarified a comprehensive description of an intraoral mouth and tooth protector.
4-5-1 — Modified the process of weighing-in contestants.
5-24-4b — Clarified when a certain potential stalling situation hold is applied on the edge of the mat.
5-28-3, 8-2-7 — Modified the definition of recovery time.
7-6-3 — Clarified four additional elements of stalling.
1-4-3, 5-3-1-5, 10-3-1-5 — Modified how the use of byes affects bracketing in tournaments, round robin, pool play and scramble events.
Referee Signals Additions:
Official Wrestling Signals – Clarified how to signal stalling when the opponent is pushed out of bounds.
Official Wrestling Signals – Clarified how to signal stalling when opponent is pulled out of bounds.
Official Wrestling Signals – Clarified how to signal stalling when opponent is backing out of bounds.
Official Wrestling Signal – Clarified how to signal when wrestling action is continuing after going out of bounds.