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.
Rochdale Hornets chief executive Ryan Bradley believes that a dual registration link-up between professional clubs and National Conference League (NCL) clubs could bring benefits to the game's lower ranks.
Leeds coach Brian McDermott believes that his back row unit were the key men when it came to winning the Challenge Cup final at Wembley on Saturday.
Hunslet Hawks have revealed that they are to launch a new initiative in an attempt to add more atmosphere to their home games.
Both of these teams are eyeing a top-four place, with Huddersfield currently third in Super League.