This will apply at all levels of the game introducing minimum on-field sanctions for reckless and accidental contact with the head, effectively lowering the acceptable height of the tackle

The new measures to limit contact with the head:
• New law application guideline will codify zero-tolerance to contact with the head
• Approach informed by largest-ever study identifying most common situations leading to head injuries
• Players, coaches and match officials urged to be proactive in changing culture
• Latest step in proactive, evidence-driven approach to injury reduction

Click here for law application guidelines:
http://laws.worldrugby.org/index.php?domain=9&language=EN

The approach, approved by the World Rugby Council after extensive expert, independent and union evaluation, combines with new disciplinary sanctions and a re-focus of match officials on dangerous play. It will provide a package of measures that aims to change culture in the sport to ensure that the head is a no-go area.

Click here for information in relation to World Rugby's approach to concussion:
http://www.englandrugby.com/my-rugby/players/player-health/concussion-headcase/

In addition, while striking or kicking an opponent is never acceptable, it is a more serious offence when it involves contact with the head or neck. Ball-carriers must be careful that they fend off tacklers legally and do not strike opponents.