Sec. 12. A wrong way sign that is installed after July 1, 1990, to control the movement of vehicular traffic in an area subject to this chapter must meet the following requirements: (1) The face of the sign must have a red background with a white border containing the words "wrong way" in white letters. (2) The sign must be a rectangle. [Pre-1991 Recodification Citation: 9-4-1-29.1(e).] As added by P.L.2-1991, SEC.9.