LandlordKit

Rent Increase Notice — Washington

Washington landlords must give at least 90 days' written notice to raise rent on a month-to-month tenancy. Generate a compliant letter below.

Optional — some states (e.g. NY) require more notice for longer tenancies.

Letter details (optional)

Required written notice

90 days

Increase
$150.00 (7.50%)
Earliest effective date
October 1, 2026

Rent control may apply

Washington's rent-stabilization law (HB 1217, effective May 7, 2025) requires at least 90 days' written notice for ANY rent increase and caps most annual increases at 7% + CPI (10% max). Specific notice forms are required, and cap exemptions (e.g. newer buildings) must be claimed in the notice — see the WA Dept. of Commerce HB 1217 landlord resource center.

Not legal advice. LandlordKit provides general informational tools, not legal advice. Landlord-tenant laws change and vary by city and county. Verify the cited statute and consult a licensed attorney before acting on any result.

Washington rent increase rules

In Washington, a landlord must generally give at least 90 days' written notice before raising rent on a month-to-month tenancy. A statewide cap limits how much you can raise the rent. Washington's rent-stabilization law (HB 1217, effective May 7, 2025) requires at least 90 days' written notice for ANY rent increase and caps most annual increases at 7% + CPI (10% max). Specific notice forms are required, and cap exemptions (e.g. newer buildings) must be claimed in the notice — see the WA Dept. of Commerce HB 1217 landlord resource center.

Rent control

Washington's rent-stabilization law (HB 1217, effective May 7, 2025) requires at least 90 days' written notice for ANY rent increase and caps most annual increases at 7% + CPI (10% max). Specific notice forms are required, and cap exemptions (e.g. newer buildings) must be claimed in the notice — see the WA Dept. of Commerce HB 1217 landlord resource center.

Worked example

Example: to raise a Washington tenant's rent from $1,500 to $1,600, send written notice at least 90 days before the new rent takes effect, and keep proof of delivery.

Last verified July 2, 2026.

Washington rent increase FAQ

How much notice must a landlord give before raising rent in Washington?+

At least 90 days' written notice for a month-to-month tenancy. (Rev. Code Wash. § 59.18.140(3) (as amended by HB 1217, 2025)).

Can a landlord raise rent during a fixed-term lease in Washington?+

Generally no — rent is locked for the fixed term unless the lease itself allows an increase. A rent increase typically takes effect when the lease renews or during a month-to-month tenancy.

Is there a limit on how much rent can be raised in Washington?+

Yes. Washington's rent-stabilization law (HB 1217, effective May 7, 2025) requires at least 90 days' written notice for ANY rent increase and caps most annual increases at 7% + CPI (10% max). Specific notice forms are required, and cap exemptions (e.g. newer buildings) must be claimed in the notice — see the WA Dept. of Commerce HB 1217 landlord resource center.

Does this rent increase notice generator cost anything?+

No. It's free and requires no signup. You enter the details and download a ready-to-send PDF letter.

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