11-5-4: AREA AND SPACE REQUIREMENTS:
   A.   Area Requirements And Standards:
      1.   All zones shall comply with the schedule found in section 11-5-7 of this chapter for minimum lot areas per dwelling and the minimum width and depth per dwelling providing central water and sewage systems and alleys or easements are provided.
      2.   The area of any lot shall be sufficient to permit the use of sewage absorption system of a shallow or deep type and be based upon the results of soil percolation test conducted in accordance with the regulations of the health department. To be considered for area reduction, plans of a public water supply to serve a subdivision must also be approved by the health department.
      3.   Additional structures and/or dwellings may not be connected to an existing septic system serving another dwelling in cases where the system was not sized to accept the increased load. The size of the system must conform to the current rules and regulations of the state of Idaho and the health department.
   B.   Yard And Height Requirements: All zones shall comply with the following schedule for minimum side yards, minimum rear yards and maximum height of buildings.
      1.   The minimum side yard along a street or corner lot shall be the same as the setback requirements for such a zone.
      2.   The minimum rear yard may be measured to the centerline of any alley where an alley abuts the rear lot lines.
      3.   Accessory buildings will not be located in any front yard area and not located any closer than eight feet (8') from any interior side or thirty feet (30') from a street side or any closer than eight feet (8') from rear property line.
      4.   No side yard required except on the side of a lot adjoining a residential zone MR (multi-family residential) in which case a side yard of not less than eight feet (8') shall be provided.
      5.   Any building exceeding three (3) stories in height shall require a sprinkler system for fire protection.
   C.   Minimum Setbacks: All zones shall comply with the following schedule for minimum setback of buildings:
      1.   Zones A-1, A-2, A-3, R-2, R-3, MR, and public: Thirty feet (30') from the front lot line if standard sixty foot (60') right of way is provided; fifty five feet (55') from the centerline of the street right of way in existing areas with substandard street right of way; or sixty feet (60') from the boundary line of any 1/4, 1/4 section or the centerline of any arterial street; or eighty feet (80') from the centerline of any state or federal highway, whichever is greater.
      2.   Zones MX, HT, C-1, C-2, M-1 and M-2: Thirty feet (30') from the front lot line if standard eighty foot (80') right of way is provided; fifty five feet (55') from the centerline of the street right of way in existing areas with substandard street right of way; sixty feet (60') from the boundary line of any 1/4, 1/4 section or the centerline of any arterial street; eighty feet (80') from the centerline of any state or federal highway, whichever is greater. (Ord. 2009-05, 9-28-2009)