Those members duly constituted as councilmembers of the city council shall exercise and be charged with all rights, obligations and duties as set forth in Idaho Code title 67, chapter 65, relating to planning and zoning affecting the city. Said city council shall exercise all of the powers required and authorized by Idaho Code 67-6504, in lieu of the appointment of a planning and zoning commission. (Ord. 64, 9-2-1975)