Mandatory housing affordability (MHA) in multifamily zones
Seattle Mun. Code § 23.45.517
in effectLR, MR, and HR zones with a mandatory housing affordability suffix are subject to the provisions of Chapters 23.58B and 23.58C . (Ord. 125791 , § 38, 2019; Ord. 125432 , § 4, 2017; Ord. 125359 , § 5, 2017; Ord. 125267 , § 4, 2017)
Source: Seattle Municipal Code (Municode library)URL: https://library.municode.com/wa/seattle/codes/municipal_codeFetched: 7/25/2026