The field

3 rules

1. 12Playing field

   The size of the field, its lines, the safety and run-off areas, the goals, the boards and the markings.

2. 13Balls and officials' equipment

   The size and weight of the ball, and the kit each official must have.

3. 32Ground kept clear, no outside help

   Who may be on the field and in the run-off area, and how a player gets a new mallet, a fresh horse or help.