WashingtonWashington requires a rule-writing process for small kit homes
Washington’s State Building Code Council must carry out its formal process for writing building rules for kit homes by March 31, 2027.
What it does
The State Building Code Council must conduct a rule-writing process by March 31, 2027, for homes up to 800 square feet assembled on-site from premade walls, floors, and roofs.
Argument forA rule-writing process focused on kit homes could give builders clearer guidance on which building requirements apply to these homes.
Argument againstLater updates to kit-home building rules could require builders to adjust their plans as requirements change.
More detail
Washington’s State Building Code Council must carry out the formal process for writing building rules that apply to kit homes. Kit homes are homes of 800 square feet or less assembled on-site from premade walls, floors, and roofs. The council may update the building rules that apply to kit homes. The council must conduct this rule-writing process no later than March 31, 2027.
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Where it stands
- Introduced
- Passed Senate
- Passed House
- To Governor
- Became Law
Looking ahead
No hearings or votes scheduled.
History
- 2026
- Mar 14Effective date 6/11/2026.Latest
- Mar 14Chapter 41, 2026 Laws.Major
- Mar 14Governor Bob Ferguson signed.Became Law
- Mar 9Delivered to Governor.To Governor
- Mar 5Speaker signed.Passed House
- Mar 4President signed.Passed Senate
- Mar 3Third reading, passed; yeas, 93; nays, 0; absent, 0; excused, 5.Minor
- Vote recorded 3rd Reading & Final Passage (#6). Result: pass.Lower
- Mar 3Rules suspended. Placed on Third Reading.Minor
- Feb 25Rules Committee relieved of further consideration. Placed on second reading.Minor
- Feb 23Referred to Rules 2 Review.Minor
- Feb 20LG - Majority; do pass.Minor
- Feb 20Executive action taken in the House Committee on Local Government at 10:30 AM.
- Feb 18Public hearing in the House Committee on Local Government at 8:30 AM.
- Jan 26First reading, referred to Local Government.Minor
- Jan 21Third reading, passed; yeas, 49; nays, 0; absent, 0; excused, 0.Minor
- Vote recorded 3rd Reading & Final Passage (#23). Result: pass.Upper
- Jan 21Rules suspended. Placed on Third Reading.Minor
- Jan 21Floor amendment(s) adopted.
- Jan 21Returned to second reading for amendment.
- Jan 21Rules suspended.
- Jan 13Placed on third reading by Rules Committee.Minor
- Jan 12By resolution, reintroduced and retained in present status.
- 2025
- Apr 27By resolution, returned to Senate Rules Committee for third reading.
- Apr 2Referred to Rules 2 Review.Minor
- Apr 1LG - Majority; do pass with amendment(s).Minor
- Apr 1Executive action taken in the House Committee on Local Government at 11:00 AM.
- Mar 26Public hearing in the House Committee on Local Government at 8:00 AM.
- Mar 6First reading, referred to Local Government.Minor
- Mar 4Third reading, passed; yeas, 49; nays, 0; absent, 0; excused, 0.Minor
- Vote recorded 3rd Reading & Final Passage (#10). Result: pass.Upper
- Mar 4Rules suspended. Placed on Third Reading.Minor
- Mar 41st substitute bill substituted (LGV 25).Major
- Mar 3Placed on second reading by Rules Committee.Minor
- Feb 21Passed to Rules Committee for second reading.
- Feb 20LGV - Majority; 1st substitute bill be substituted, do pass.Major
- Feb 20Executive action taken in the Senate Committee on Local Government at 1:30 PM.
- Feb 6Public hearing in the Senate Committee on Local Government at 1:30 PM.
- Jan 28First reading, referred to Local Government.Introduced
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