There are double demerit points for Grand Final incidents and Lake is one of three players from the match who could have delayed starts to next season.
Teammate Cyril Rioli will also come under scrutiny for his "chicken wing" tackle on Freo midfielder Michael Barlow.
Hawks legend Leigh Matthews has no doubt that Rioli is in trouble for the incident.
Rioli brought Barlow's arm up behind the back of the Fremantle player.
"I think Cyril will get time for that," Matthews told Channel Seven's Game Day.
"When you see the replay, he really did pull his arm up his back.