(1) Compliance. The regulations contained in this Chapter shall apply to subdivision of land. Every plat hereafter made of any such division of land within the city shall comply with the provisions of this Chapter. No such plat shall be recorded or have any validity unless the requirements of this Chapter have been met.

(2) Vacation, Alteration, or Replat of a Final Plat. Whenever any property owner desires to obtain a vacation, alteration, or replat of a final plat or any part thereof, the provisions of Sections 13.80.230 through 13.80.250 must be followed, except where vacation of a street is initiated, the procedures outlined in RCW Chapter 35.79 shall be followed.

(3) Modification of Final Plat. If after final approval of the plat circumstances render it unfeasible, impractical, or detrimental to the public interest to accomplish a particular feature or element of work required as a condition or preliminary feature or element of work required as a condition of preliminary plat approval or voluntarily proposed by the developer and accepted in good faith without having been imposed by the city or a special condition of plat approval, the applicant may file a request for modification of the original approval with department of public works. (Ord. 80-42 §3, 1980).