(1) Except as otherwise provided in this section, county insignia decals shall be installed on the right and left sides of all County mobile equipment and vehicles. The insignia background shall be white having external dimensions of 10-1/2 inches in height by 16 inches in width. There shall be a 1/4 inch black border around the outside of the insignia and the official County three tree logo in red, blue and green colors constructed 3-1/2 inch high shall be in the upper right half of the insignia. The words "Snohomish County" shall be 1-1/4 inch high, underlined and spread across the upper middle width of the insignia. The name of the department using a vehicle or piece of mobile equipment shall be installed in lettering 3/4 inch high in the lower right corner of the insignia below the underlined county name. Immediately below the insignia, the words For Official Use Only shall be installed in letters at least one inch high in a color contrasting with the color of the vehicle.

(2) Subsection (1) of this section shall not apply to vehicles used by the sheriff for undercover or confidential investigative purposes or vehicles issued confidential license plates under the provisions of section RCW 46.08.066. Traffic control vehicles of the sheriff may be exempted from the requirements of subsection (1) of this section at the discretion of the sheriff. The executive may adopt an executive order permitting other exceptions to the requirements of subsection (1) of this section for other vehicles used for law enforcement and for vehicles leased or rented by the county on a casual basis for a period of less than ninety days.

(3) Any motorcycle, vehicle over 10,000 pounds gross vehicle weight, or other vehicle or piece of mobile equipment that for structural reasons cannot be marked as required by subsection (1) of this section that is owned or controlled by the county and used for public purposes on the public highways of this state shall be conspicuously marked in letters of a contrasting color with the words "Snohomish County", together with the name of the department or office that owns or controls the vehicle.

(4) All motor vehicle markings required under the terms of this chapter shall be maintained in a legible condition at all times. (Added by Order adopted Jan. 28, 1918; Amended by Ord. 05-134, Nov. 30, 2005, Eff date Dec. 15, 2005).