Washington has rules for tiny homes, but where you can actually live in one still depends on your county. Here’s how the state law works, what L&I requires, and what local zoning allows.
A full 2025 guide to tiny homes on wheels: regulations, financing, pricing, build quality, and why modern tiny homes are now recognized as real housing.
Bonus depreciation for tiny homes (2025 update). Learn how THOWs and Park Model RVs qualify for 100% write-offs under the One Big Beautiful Bill Act and what records owners need.