When an official number has been established for property fronting on any public road as provided in this chapter, it shall be the duty of the Building Director to notify the owner of such property or the person in possession of such property upon which there exists, any house, store, storeroom or other building, of the number established for such property; and the owner or the person in possession of such property, shall within 30 days after the notice has been given as provided in this chapter, place and thereafter continuously maintain the number established for such property upon the premises in such a place and position as to be plainly visible from the public road upon which the property fronts, the number so placed and maintained to be constituted by figures not less than three inches in height; and any house number other than the official number as established under the provisions of this chapter, shall be removed from such property by the owner or by the person then in possession of such property, within 10 days from the giving of the notice establishing the official number, except that a rural route box number may be displayed.
(Ord. 18 § 2, 2008, RCC § 15.56.020)