Widnes back-rower Gareth Hock is facing at least a three match ban after being found guilty of making deliberate physical contact with referee George Stokes.
The incident happened during the 36th minute of Widnes' 36-0 win over Workington in the Challenge Cup fifth round on Sunday.
The Grade D charge carries a suspension tariff of three to five matches.
Huddersfield's Joe Wardle has been charged with a Grade C offence of sustained punching following his red card against Leeds, while team-mate Leroy Cudjoe and Rhinos stand-off Danny McGuire were charged with Grade A punching offences in the same game.
Wardle, Cudjoe, Kaufusi and James are all eligible to submit Early Guilty Pleas in relation to their respective offences before 11am.
The rugby league rumour column that doesn't disappoint.
Huddersfield back-rower Tom is preparing himself for a tough contest with an in-form Hull FC forward pack tomorrow night.
London coach Andrew Henderson says the Broncos won't be making "panic buys" to strengthen its ahead of the Super 8s.
Tyrone McCarthy has attacked the eligibility rules of the international game, saying the top nations can cherry-pick the best talent from developing countries and then discard them when they want.