23.50.028
Floor area
Seattle Municipal Code · Seattle Mun. Code § 23.50.028
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A. Floor Area Ratio (FAR) limits apply in Industrial zones as shown in Table A for 23.50.028. The applicable FAR limit applies to the total chargeable floor area of all structures on the lot. Table A for 23.50.028 Floor area ratio (FAR) limits Zone designation FAR limits for all uses IG1 and IG2 2.5 IB 2.5 B. Exemptions from FAR calculations 1. The following areas are exempt from FAR calculations in all industrial zones: a. All stories, or portions of stories, that are underground; b. All gross floor area used for accessory parking, except as provided in subsection 23.50.028.D; c. All gross floor area located on the rooftop of a structure and used for any of the following: mechanical equipment, stair and elevator penthouses, and communication equipment and antennas; d. All gross floor area used for covered rooftop recreational space of a building existing as of December 31, 1998, in an IG1 or IG2 zone, if complying with subsection 23.50.012.D; and e. Bicycle commuter shower facilities required by subsection 23.54.037.H. 2. In addition to areas exempt from FAR calculations in subsection 23.50.028.B.1, within IG1 and IG2 zones, the gross floor area of rooftop recreational space accessory to office use meeting the standards of subsection 23.50.012.D is exempt from FAR calculations. (Ord. 127376 , § 54, 2025; Ord. 126864 , § 7, 2023; Ord. 126131 , § 14, 2020; Ord. 125791 , § 81, 2019; Ord. 125558 , § 40, 2018; Ord. 125291 , § 30, 2017; Ord. 124172, § 41, 2013; Ord. 123589, § 59, 2011; Ord. 122611 , §§ 8, 18, 2007; Ord. 122601 , § 2, 2007; Ord. 121828, § 7, 2005; Ord. 121359, § 6, 2003; Ord. 121278, § 6, 2003; Ord. 119370, § 16, 1999; Ord. 117430 , § 78, 1994; Ord. 113658, § 4, 1987.)