The act of head-butting involves a Player making deliberate contact, or attempting to make contact, with an opponent by leading with their head and/or helmet, whether contact is made or not.
47.2Double-Minor Penalty
The Referee shall, at their discretion, assess a Double-minor Penalty to any Player who attempts to “head-butt” an opponent.
47.3Major Penalty and Game Misconduct Penalty
The Referee, at their discretion, may assess a Major Penalty and an automatic Game Misconduct Penalty if, in their judgment, the Player recklessly endangers their opponent by “head-butting”. Such assessment of reckless endangerment shall be based on the severity of the infraction, severity of the contact, the degree of violence and the general reprehensibility involved.
47.4Disciplinary Measures
If deemed appropriate, Supplementary Discipline can be applied by the Proper Authorities at their discretion. → Rule 28 – Supplementary Discipline