1. (1) All amendments to the building code, as adopted by cities and counties for implementation and enforcement in their respective jurisdictions, that apply to single and multifamily buildings as defined by RCW 19.27.015, shall be submitted to the council for approval.
2. (2) The council shall consider and approve or deny all proposed local government residential amendments to the state building code as presented to the council within ninety calendar days of receipt of a proposal, unless alternative scheduling is agreed to by the council and the proposing entity. Where a proposed local government residential amendment is modified upon adoption by the city or county legislative body, it shall be resubmitted to the council. Local government residential amendments shall not be effective until approved by the council and the local governing authority.
3. (3) All local government residential amendments to the building code that require council approval shall be submitted in writing to the council, by the authorized local code or elected official, prior to implementation and enforcement of the amendment by the local jurisdiction. All local amendments submitted for review shall be accompanied by findings of fact justifying the adoption of the local amendment in accordance with the five criteria noted below in this section.

4. (4) It is the policy of the council to encourage joint proposals for local government residential amendments from more than one jurisdiction. Local government residential amendments submitted to the council for approval shall be based on:

   1. (a) Climatic conditions that are unique to the jurisdiction.
   2. (b) Geologic or seismic conditions that are unique to the jurisdiction.
   3. (c) Environmental impacts such as noise, dust, etc., that are unique to the jurisdiction.
   4. (d) Life, health, or safety conditions that are unique to the local jurisdiction.

   5. (e) Other special conditions that are unique to the jurisdiction.

      EXCEPTION:

      Local government residential amendments to administrative provisions (departmental operational procedures) contained within the state building code need not be submitted to the council for review and approval provided that such amendments do not alter the construction requirements of those chapters.

5. (5) Appendices to the codes that affect single and multifamily residential buildings as defined by RCW 19.27.015 that are not adopted by the council shall be submitted to the council for consideration as local government residential amendments to the building code.

   Local government residential amendments shall conform to the limitations provided in RCW 19.27.040.

[Statutory Authority: RCW 19.27.031, 19.27.074 and 19.27.035. WSR 17-03-123, § 51-04-030, filed 1/18/17, effective 2/18/17. Statutory Authority: RCW 19.27.035, 19.27.074 and chapters 19.27 and 34.05 RCW. WSR 07-15-043, § 51-04-030, filed 7/13/07, effective 8/13/07. Statutory Authority: RCW 19.27.190, 19.27.020, and chapters 19.27 and 34.05 RCW. WSR 05-23-104, § 51-04-030, filed 11/17/05, effective 1/1/06. Statutory Authority: RCW 19.27.031 and 19.27.074. WSR 04-07-193, § 51-04-030, filed 3/24/04, effective 7/1/04. Statutory Authority: RCW 19.27.035 and 19.27.074. WSR 98-24-077, § 51-04-030, filed 12/1/98, effective 7/1/99. Statutory Authority: Chapter 19.27 RCW. WSR 95-01-127, § 51-04-030, filed 12/21/94, effective 6/30/95. Statutory Authority: Chapters 19.27 and 34.05 RCW and 1989 c 348. WSR 90-02-108, § 51-04-030, filed 1/3/90, effective 2/3/90.]