1. Dispute a decision by an umpire by word or gesture
2. Abuse equipment on the pitch
3. Use abusive language towards an opponent
4. Deliberately bowl fast high pitched balls
5. Deliberately try to distract the striker by word, action or gesture
6. Advance towards an umpire in a threatening manner
In the case of any of the above happening, the umpires will report the matter to the team manager or coach who will then consider what disciplinary action needs to be taken.