Merseyside Police has confirmed it is making enquiries over the removal of a sign featuring an image of Bill Kenwright from Goodison Park.
The board was part of the club timeline that runs around the perimeter wall of the stadium. The panel featuring the image of Kenwright was on the Goodison Road stand of the ground, opposite the Winslow Street junction.
In a statement released by Merseyside Police the force said it is liaising with Everton over the matter.