Washington legislation · 2025-26 Regular Session
Washington SB5552: Kit homes/building codes
Status: Signed into law, March 14, 2026
Concerning the creation of building codes for kit homes.
What the bill says
An act Relating to the creation of building codes for kit homes; reenacting and amending RCW 19.27.015; adding a new section to chapter 19.27 RCW; and creating a new section. NEW SECTION.
From the enrolled text:
AN ACT Relating to the creation of building codes for kit homes; reenacting and amending RCW 19.27.015; adding a new section to chapter 19.27 RCW; and creating a new section. NEW SECTION. Sec. 1. The legislature finds that the price of introductory housing has become unaffordable for homebuyers of modest means. As a result, the legislature intends to create the kit home category of building codes to provide for a small home that is affordable for more homebuyers. Sec. 2. RCW 19.27.015 and 2024 c 170 s 9 and 2024 c 19 s 2 are each reenacted and amended to read as follows: As used in this chapter: (1) "Agricultural structure" means a structure designed and constructed to house farm implements, hay, grain, poultry, livestock, or other horticultural products. This structure may not be a place of human habitation or a place of employment where agricultural products are processed, treated, or packaged, nor may it be a place used by the public. (2) "Approval," "approved," or "adopted," unless otherwise defined or otherwise indicated by context, means an affirmative vote by a majority of voting members of the council, committee, or advisory group present at the time of the vote. (3) "City" means a city or town. (4) "Commercial building permit" means a building permit issued by a city or a …
Sponsors
- Wilson, Jeff (R, 19) · primary sponsor
- Sharon Shewmake (D)
- Phil Fortunato (R)
- T'wina Nobles (D)
- John Braun (R)
- Shelly Short (R)
- Chris Gildon (R)
- Leonard Christian (R)
- Mike Chapman (D)
- Jeff Holy (R)
- James McCune (R)
- Judith Warnick (R)
Latest actions
- : Effective date 6/11/2026.
- : Chapter 41, 2026 Laws.
- : Governor signed.
- : Delivered to Governor.
- : Speaker signed.
- : President signed.
- : Third reading, passed; yeas, 93; nays, 0; absent, 0; excused, 5.
- : Rules suspended. Placed on Third Reading.
- : Rules Committee relieved of further consideration. Placed on second reading.
- : Referred to Rules 2 Review.
Votes
- 3rd Reading & Final Passage (March 3, 2026): 93 yea, 0 nay, passed
- House Committee on Local Government: Do pass (February 20, 2026): 6 yea, 0 nay, passed
- 3rd Reading & Final Passage (January 21, 2026): 49 yea, 0 nay, passed
- House Committee on Local Government: Do pass as amended (April 1, 2025): 7 yea, 0 nay, passed
- 3rd Reading & Final Passage (March 4, 2025): 49 yea, 0 nay, passed
- Senate Committee on Local Government: That Substitute Senate Bill No. 5552 be substituted therefor, and the substitute bill do pass (February 20, 2025): 5 yea, 0 nay, passed
Subjects: HOUSING AND HOMES, BUILDING CODES AND PERMITS
Common questions
- What is SB5552?
- SB5552 is a bill in the Washington Legislature (2025-26 Regular Session): Kit homes/building codes.
- What does SB5552 do?
- In its own words: An act Relating to the creation of building codes for kit homes; reenacting and amending RCW 19.27.015; adding a new section to chapter 19.27 RCW; and creating a new section. NEW SECTION.
- What is the status of SB5552?
- Signed into law as of March 14, 2026. Latest action: Effective date 6/11/2026. (March 14, 2026).
- Who sponsored SB5552?
- Wilson, Jeff (R, 19), with 11 co-sponsors.
- Where is the official record for SB5552?
- On the Washington Legislature website: https://app.leg.wa.gov/billsummary?BillNumber=5552&Year=2025
Source: official Washington record. Tracked by Delilah, AI for legislation across all 50 states and Congress.