Washington Landlord-Tenant Law
The rules Washington landlords ask about most — deposits, late fees, and required notices — in plain English.
Security deposit limit
No statutory limit
Deposit return deadline
30 days
Changed from 21 to 30 days (2023 law)
Late fee rules
No statutory cap (must be reasonable)
Pay-or-quit notice (nonpayment)
14 days
14-day notice
Rent increase notice (month-to-month)
60 days
Not legal advice. This is general information for landlords and laws change — local ordinances (rent control, fee caps) may add rules. Confirm the current Washington statute or consult an attorney before acting.
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