SEC. 16-467.1.  TYPES 1, 2A, 2B, 2C, 3 and 4 STANDARDS.
   Except as provided in section 16-469, ("Fire Safety Exception to Setback Requirements for Accessory Dwelling Units"), types 1, 2A, 2B, 2C, 3 and 4 accessory dwelling units shall meet or exceed all of the following standards:
   (A)   Zoning compliance - Except as otherwise provided herein, the primary dwelling units and the accessory dwelling unit shall meet current applicable requirements for the zone in which the primary dwelling unit and the accessory dwelling unit are located. The accessory dwelling unit shall not be considered when calculating the maximum number of dwelling units permitted by the underlying zone designation.
   (B)   Residentially zoned - Accessory dwelling units are allowed in the following zones: R-1, R-1-PD, R-1-7-PD, R-10-PD, R-1-8-PD ("Single-Family"); R-2, R-2-PD ("Multiple-Family"); R-3, R-3-PD ("Medium Density Residential"); and R-4 ("Medium-High Residential Density").
   (C)   Commercial and mixed-use zoned - Accessory dwelling units are allowed in the following zones if the lot is developed with only one legal primary dwelling unit: C-1 ("Neighborhood Shopping Center"); C-2 ("General Commercial"); and DT-E ("Downtown Edge").
   (D)   Single-family dwelling - There must be an existing legal or proposed single-family dwelling on the lot.
   (E)   Passageways and patio covers - No passageway, breezeway, or other type of covered passageway that is not fully enclosed and/or conditioned space shall be allowed to connect the primary dwelling unit to a detached accessory dwelling unit. A patio cover attached to an accessory dwelling unit may be approved that complies with the applicable accessory dwelling unit setbacks and required separation from other structures. The patio cover area shall not be counted as part of the accessory dwelling unit floor area.
   (F)   An ingress/egress addition not to exceed 150 square feet may be attached to a type 2A, 2B, or 4 accessory dwelling unit. The ingress/egress addition must comply with a minimum four-foot side and rear yard setback.
   (G)   Maximum gross floor area.
      (1)   Type 1: New detached accessory dwelling unit - only structure with or without garage - the permissible floor area shall not be more than 1,200 gross square feet.
      (2)   Type 2A: Conversion of an existing detached legal accessory structure to an accessory dwelling unit - maximum permissible floor area shall not be more than 1,200 gross square feet.
      (3)   Type 2B: Conversion of a primary dwelling unit's attached garage to an accessory dwelling unit - maximum permissible floor area shall not be more than the size of the existing garage.
      (4)   Type 2C: Conversion of an existing non-residential structure to a primary dwelling unit with an accessory dwelling unit - for a detached accessory dwelling unit the maximum size shall not be more than 1,200 gross square feet. An accessory dwelling unit that is attached to the primary dwelling unit shall not exceed 50% of the size of the primary dwelling unit; except that the maximum size shall not be less than 850 square feet for a one-bedroom or 1,000 square feet for two or more bedroom accessory dwelling unit.
      (5)   Type 3: Accessory dwelling unit attached to an existing primary dwelling unit - maximum permissible size shall not exceed 50% of the size of the primary unit; except that the maximum size shall not be less than 850 square feet for a one-bedroom or 1,000 square feet for two or more bedroom accessory dwelling unit.
      (6)   Type 4: Accessory dwelling unit fully within an existing primary dwelling unit - no maximum size except that the accessory dwelling unit shall be the smaller of the two dwelling units and the minimum floor area of both the primary and accessory dwelling units shall be no less than that of an efficiency unit consistent with the meaning of Cal. Health & Safety Code (HSC) 17958.1.
(Ord. No. 2984)