Miss that obligation and the law has teeth: Full deposit + prepaid rent + $100 + fees. Utah wrote the demand letter into the statute itself: § 57-17-3 contains a model “Tenant's Notice to Provide Deposit Disposition.” Serve it after the 30 days lapse, and the owner has five calendar days — noncompliance requires refunding the entire deposit, all prepaid rent, and a $100 penalty, with court costs and attorney fees if you have to sue (§§ 57-17-3, 57-17-5).

Your Rights Under Utah Code §§ 57-17-3, 57-17-5

Utah's deposit law is specific. The rights worth knowing before you write:

What Your Landlord Can — and Can't — Keep

Legitimate deductions

NOT legitimate deductions

📸 Your strongest evidence: Move-in and move-out photos. If your landlord claims damage that pre-dated your tenancy, time-stamped photos can end the argument before it starts.

How to Write an Utah Security Deposit Demand Letter

An effective letter does four things: states the facts, cites Utah Code §§ 57-17-3, 57-17-5 by name, makes a specific dollar demand with a firm deadline, and spells out the consequences if the landlord doesn't comply. A letter that tracks the statutory form's own language and is served the way the statute prescribes converts a missed deadline into an automatic full-refund-plus-penalty case. Get your new address to the owner within 30 days of termination to keep every remedy armed. Here's how the opening of a strong one reads:

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Utah Demand Letter — Preview
[Your Name] [Your New Address] [City, UT ZIP] [Date] [Landlord Name] [Landlord Address] RE: Demand for Return of Security Deposit — [Former Property Address] — Utah Code §§ 57-17-3, 57-17-5 Dear [Landlord Name], I am writing to formally demand the return of my $[AMOUNT] security deposit for the property at [ADDRESS], which I vacated on [MOVE-OUT DATE]. Under Utah Code §§ 57-17-3, 57-17-5, you were required to return my deposit and/or provide an itemized statement of deductions within the statutory deadline — 30 days. That deadline has not been met. As of today, [NUMBER] days have passed and I have received [neither / an improper statement]... Accordingly, demand is hereby made for payment of $[AMOUNT], together with all statutory penalties described above, within ten (10) days of the date of this letter — no later than [RESPONSE DEADLINE]. If payment is not received by that date, I will file suit in small claims court without further notice, where I will seek the full statutory penalty, court costs, and every other remedy available under law. I would prefer to resolve this without litigation — but I am fully prepared to proceed. Govern yourself accordingly, [Your Name]

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If the Letter Doesn't Work: Utah Small Claims

Small claims court

Most deposit cases that get this far are filed in small claims court in the county where the rental sits — no attorney required. Bring the lease, move-in/move-out photos, your dated demand letter, and proof of delivery. The demand letter matters in court: it shows the judge you gave the landlord every chance to comply with Utah Code §§ 57-17-3, 57-17-5, and it anchors the penalty math — full deposit + prepaid rent + $100 + fees.

Your county's tenant resources

Many Utah counties run free tenant help lines, legal-aid clinics, or court self-help centers that will review a deposit case at no charge. Search your county name plus “tenant legal aid” — and bring the same paper trail.

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Already hearing from a collection agency?

Landlords hand move-out balances to a small set of specialist collectors. If the letter is from National Credit Systems, Hunter Warfield, IQ Data International, or Source RM, we have a company-specific response guide for each — and the demand letter on this page still applies, because a landlord who missed the statutory deadline may owe you money regardless of who is calling. Any other collector: see the collection agency index and your state’s rules in the debt statute of limitations guide.