Regulations of Connecticut State Agencies
(a) The do not enter sign shall be a minimum 30-inch white square on which is inscribed a 29-inch diameter red circle, with a white band 5 inches in width placed horizontally across the center of the circle.
(b) The legend DO NOT ENTER shall appear in white letters with the words DO NOT above the band and ENTER below the band. Larger sizes are prescribed for use on major streets or on expressways with one-way ramp or roadway connections.
(Effective November 3, 1981; Amended December 23, 2005)