Missouri Security Deposit Law
Return deadline, statute, and penalties for Missouri renters.
Return deadline
30 days
Penalty for late or wrongful withholding
Up to 2× the amount wrongfully withheld
Governing statute
Mo. Rev. Stat. § 535.300
Did your Missouri landlord miss the deadline?
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Check my Missouri deadlineMissouri security deposit questions
How long does a landlord have to return a security deposit in Missouri?
Under Mo. Rev. Stat. § 535.300, a Missouri landlord generally has 30 days to return the deposit or provide an itemized statement of deductions.
What happens if a Missouri landlord returns the deposit late?
Up to 2× the amount wrongfully withheld. Courts usually decide whether a penalty applies, and many states require showing the landlord acted in bad faith.
Can a Missouri 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 Missouri?
Send your landlord a written demand letter that cites Mo. Rev. Stat. § 535.300, 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 Mo. Rev. Stat. § 535.300. This page is general information, not legal advice. See our terms of use.