Bradford Bulls' Tom Olbison is one of two players charged by the RFL match review panel following incidents in First Utility Super League round seven fixtures.
Olbison has been charged with making Grade C dangerous contact with Widnes Vikings player Danny Tickle in the ninth minute of yesterday's match.
The same charge has been levelled at Paul McShane of Wakefield Trinity Wildcats against Hull Kingston Rovers' Rhys Lovegrove in the 42nd minute of their fixture yesterday.
Olbison has until 11am tomorrow to submit an early guilty plea.
McShane does not have the option of submitting an early guilty plea and will appear before an RFL disciplinary tribunal tomorrow evening.
The match review panel also handed down formal cautions to Shaun Lunt (Huddersfield Giants), dangerous contact on Chris Hill of Warrington Wolves in the 77th minute; Tony Clubb (Wigan Warriors), dangerous contact on Eloi Pelissier of Catalan Dragons in the 72nd minute; Gregory Mounis (Catalan Dragons), dangerous contact on Ben Flower of Wigan Warriors in the 75th minute.