Washington Security Deposit Law
Return deadline, statute, and penalties for Washington renters.
Return deadline
30 days
30 days (extended from 21 days in 2023).
Penalty for late or wrongful withholding
Up to 2× the deposit for intentional refusal
Governing statute
Wash. Rev. Code § 59.18.280
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Check my Washington deadlineWashington security deposit questions
How long does a landlord have to return a security deposit in Washington?
Under Wash. Rev. Code § 59.18.280, a Washington landlord generally has 30 days to return the deposit or provide an itemized statement of deductions. 30 days (extended from 21 days in 2023).
What happens if a Washington landlord returns the deposit late?
Up to 2× the deposit for intentional refusal. Courts usually decide whether a penalty applies, and many states require showing the landlord acted in bad faith.
Can a Washington landlord deduct from my deposit?
Landlords can generally deduct for unpaid rent and damage beyond normal wear and tear, and must explain deductions in writing.
How do I demand my security deposit back in Washington?
Send your landlord a written demand letter that cites Wash. Rev. Code § 59.18.280, states the amount owed, and sets a deadline to pay. Send it by certified mail and keep a copy. If the landlord doesn't pay, the letter is useful evidence in small claims court.
Last reviewed October 21, 2026. Read the official text of Wash. Rev. Code § 59.18.280. This page is general information, not legal advice. See our terms of use.