What happens if a pass hits the downs box or a chain rod?

The ball becomes dead when a forward pass is declared incomplete, or when it strikes a game official, the goal post assembly, the downs box marker or a distance chain rod. The downs box and distance chain must be positioned out of bounds.

Source: Canadian Amateur Rule Book for Tackle Football 2026-2027, Rule 1, Section 8, Article 1(e), and Rule 2, Section 10, Article 1.