Civil penalty for unauthorized dwelling units
Seattle Mun. Code § 23.90.019
in effectIn addition to any other sanction or remedial procedure that may be available, the following penalties apply to unauthorized dwelling units. An owner of a lot who is issued a notice of violation for an unauthorized dwelling unit is subject to a civil penalty of $5,000 for each unauthorized dwelling unit. Penalties for unauthorized dwelling units in this Section 23.90.019 shall be reduced from $5,000 to $500 if, prior to the compliance date stated on the notice of violation for an unauthorized dwelling unit, the dwelling unit is removed or authorized. (Ord. 127376 , § 99, 2025; Ord. 127211 , § 20, 2025; Ord. 126509 , § 97, 2022 [zone name change]; Ord. 124378 , § 101, 2013; Ord. 123649, § 67, 2011; Ord. 123141, § 8, 2009; Ord. 122407 , § 6, 2007; Ord. 122190, § 14, 2006; Ord. 119617, § 4, 1999; Ord. 118472, § 10, 1997; Ord. 117789, § 13, 1995; Ord. 117203 , § 10, 1994.)
Source: Seattle Municipal Code (Municode library)URL: https://library.municode.com/wa/seattle/codes/municipal_codeFetched: 7/25/2026