Washington Statewide Rule

Washington Statewide Rent Stabilization Cap Under HB 1217

Heavy RestrictionsApplies statewide across Washington (2026)

Washington HB 1217 (2025) caps annual residential rent increases at 7 percent plus CPI or 10 percent, whichever is lower, statewide.

Key Facts

Cap: Lesser of 7%+CPI or 10%
Manufactured homes: 5% annual cap
New construction exemption: 12 years
Notice required: 90 days written

Source: Washington State Legislature

Full Breakdown

Effective May 7, 2025, Washington's Residential Landlord-Tenant Act (chapter 59.18 RCW, as amended by HB 1217) limits annual rent increases for most residential tenants to the lesser of 7 percent plus CPI or 10 percent. Manufactured home parks are capped at 5 percent. Buildings less than 12 years old, qualified affordable housing, and owner-occupied duplexes are exempt. Landlords must provide 90 days' written notice. The law preempts local rent control measures and is enforced by the Attorney General under the Consumer Protection Act.

Violations & Penalties

Tenants may recover damages plus the greater of three months' rent or actual damages, plus attorney fees under chapter 59.18 RCW.

Frequently Asked Questions

How much can my Washington landlord raise rent?

For most tenancies, increases are capped at the lesser of 7 percent plus CPI or 10 percent annually, with 90 days advance written notice required.

Are any Washington rentals exempt from the rent cap?

Yes. Buildings under 12 years old, certain subsidized affordable housing, and owner-occupied duplexes are exempt under the 2025 rent stabilization law.

Sources

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Full Breakdown

Frequently Asked Questions

How much can my Washington landlord raise rent?

For most tenancies, increases are capped at the lesser of 7 percent plus CPI or 10 percent annually, with 90 days advance written notice required.

Are any Washington rentals exempt from the rent cap?

Yes. Buildings under 12 years old, certain subsidized affordable housing, and owner-occupied duplexes are exempt under the 2025 rent stabilization law.