The former England full-back was yellow-carded by referee Alain Rolland following the first-half incident and was subsequently reported by citing commissioner Shaun Gallagher.
He will now face a disciplinary hearing in Dublin on Thursday.
The range of punishments for tip tackles vary between four weeks at the low end to a top end punishment of 52 weeks.
European Rugby Cup also announced that Rovigo forward Jean Francois Montauriol had been cited for allegedly stamping or trampling on Perpignan lock Guillaume Vilaceca in last Thursday's Amlin Challenge Cup encounter.
Racing Metro flanker Antoine Battut, meanwhile, will face a disciplinary hearing on Thursday following his sending off for striking a Munster player with his knee at Thomond Park on Sunday.
And Rovigo centre Joe van Niekerk will join his team-mate Montauriol on Thursday after being red-carded following an alleged tip tackle in the Perpignan game.
Gilbert has released a new line of rugby cleats. The Gilbert Virtuo 8S is part of the exciting new product. Check it out.
The Barbarians are one of the top invitational rugby sides with a long history and classic rugby jersey.
The Nike Tiempo is a solid rugby cleat and one of few styles still made from full-grain natural leather.
The Lions get ready for their matches with this green training jersey. It's what the players wear. Get in the Gear!
A cool looking all black rugby cleat with the high performance adidas is known for. Get in the Gear!
Wear the crest of the British and Irish Lions on your t-shirt. A great look for the summer.
The Lions are ready to get their Australia tour underway. They arrive in Perth on Monday.
The New Zealand All Blacks training jersey for 2013/14. Get in the Gear!
The USA Rugby Pro Alternate rugby jersey is perfect for any fan of the Eagles. Get yours to wear during the summer Test matches.
The NEW All Blacks 2013/14 jersey has arrived at World Rugby Shop. Dare to wear the colors of the All Blacks.