2021 Seattle Code Adoption- Timeline
The effective date for the 2021 Seattle codes will be November 15, 2024. Until then, applicants may use either the 2018 or draft 2021 Seattle codes. The 2021 Seattle Codes adoption ordinance is continuing through the final stages of the approval process. Printed copies of the Seattle Codes and complete digital versions will be available after the November 15 implementation date.
Timeline
The 2021 editions of the Seattle construction codes are expected to go into effect on November 15, 2024.