Refundable security deposits and nonrefundable fees sit on opposite sides of a single line: a security deposit stays your money while the landlord holds it and must come back at move-out minus any legitimate deductions, while a nonrefundable fee becomes the landlord’s income the moment you pay it and will never appear on a move-out accounting. Most disputes at the end of a lease come from confusing the two, so it’s worth knowing which bucket each dollar you hand over actually falls into before you sign anything.
What a Security Deposit Actually Is
A security deposit is money you give the landlord at the start of the lease as a guarantee that you’ll meet your obligations. Legally it remains yours. The landlord holds it in trust and can only draw on it at the end of the tenancy for specific reasons: unpaid rent, cleaning beyond ordinary upkeep, or repairs for damage beyond normal wear and tear. If none of those apply, the full amount comes back.
Most states cap the amount. Limits generally run from one to three months’ rent, though roughly 18 states set no statutory cap. Some jurisdictions require the landlord to keep the deposit in a separate account rather than mixing it with operating funds, and around a dozen states require that account to earn interest that belongs to you. Where interest is required, you should receive it along with the deposit itself at move-out.
The refundable status isn’t negotiable. If a lease calls the payment a “nonrefundable deposit” but the money functions as a security deposit, courts in many jurisdictions will treat it as refundable anyway. The label matters less than how the money is used.
What a Nonrefundable Fee Actually Is
A nonrefundable fee is the landlord’s earned income the instant you pay it. It isn’t held in trust, doesn’t accrue interest for you, and doesn’t show up on a move-out accounting. Common examples are application fees, administrative move-in fees, and pet fees.
Application fees typically cover the cost of running a credit report and background check. A handful of states ban them outright, and others cap them at the landlord’s actual screening cost or set a dollar ceiling. If you’re applying at several properties, ask upfront whether the fee is refundable when the landlord never actually runs your screening.
Pet fees deserve a closer look because they’re easily confused with pet deposits. A pet deposit is refundable if the animal causes no damage. A pet fee is a flat, one-time charge for having an animal in the unit, and you won’t see it again no matter how well-behaved the pet turns out to be. Some landlords charge both.
Several states require written disclosure that a fee is nonrefundable. In those jurisdictions, a charge that isn’t clearly labeled nonrefundable in the lease can be reclassified by a court as part of your refundable deposit. A few states go further and treat nearly all upfront payments as security deposits, which can make a “nonrefundable” label unenforceable. If a charge in your lease is vague or unlabeled, ask the landlord to clarify in writing before you sign.
Normal Wear and Tear vs. Damage You Caused
The refundable half of the equation gets tested on this line, so it’s the one to understand well. Normal wear and tear is the gradual decline from everyday living: faded paint, carpet thinned by foot traffic, minor wall scuffs, loose bathroom grout, small nail holes. A landlord cannot deduct from your deposit to fix any of that, because it’s a cost of renting out property.
Damage beyond normal wear is fair game. Holes punched in drywall, burns or large stains on carpet, broken windows, unapproved paint colors, and pet scratches on hardwood all justify withholding part of a deposit.
Age matters in these calculations. HUD publishes life expectancy guidelines for common rental components that many landlords and courts reference. Standard plush carpeting, for instance, has an expected useful life of about five years in a family unit. If a tenant’s dog destroys carpet that was already four years old, the landlord can reasonably charge only for the remaining year of useful life, not full replacement cost. Similar logic applies to interior paint, blinds, and major appliances.
A landlord also can’t use your deposit to upgrade the unit for the next tenant. If you leave the apartment clean and the landlord brings in a professional crew for cosmetic reasons, that cost isn’t yours. Cleaning deductions are only valid when you left the unit dirtier than you found it.
Assistance Animals Are Not Subject to Pet Fees
If you have a disability and use a service animal or emotional support animal, federal law prohibits your landlord from charging any pet fee or pet deposit for that animal. Under the Fair Housing Act, refusing to waive pet-related charges for an assistance animal is treated as discrimination because it denies a reasonable accommodation.1Office of the Law Revision Counsel. United States Code Title 42 – 3604
HUD guidance makes this explicit: housing providers may not charge a fee or deposit for an assistance animal, whether the animal is a trained service dog or provides emotional support.2U.S. Department of Housing and Urban Development. Fact Sheet on HUD’s Assistance Animals Notice The landlord can still hold you financially responsible for actual damage the animal causes, but cannot charge an upfront fee simply for having one. Breed restrictions and weight limits that apply to pets don’t automatically apply to assistance animals.3U.S. Department of Housing and Urban Development. Assistance Animals
How the IRS Sees the Difference
The tax treatment follows the same logic, and it’s worth knowing because it affects what a landlord can and can’t recharacterize later. A security deposit isn’t income when collected; the landlord owes it back, so it sits as a liability. Only the portion the landlord keeps for unpaid rent or damage becomes taxable income, and only in the year it’s kept.4Internal Revenue Service. Publication 527, Residential Rental Property
Nonrefundable fees are rental income in the year received. The same applies to advance rent: if a landlord collects first and last month’s rent upfront, both are income immediately.5Internal Revenue Service. Tips on Rental Real Estate Income, Deductions and Recordkeeping
One point catches tenants off guard. If a deposit is designated as the final month’s rent rather than a traditional security deposit, the IRS treats it as advance rent, which means the landlord cannot later apply it to damage repairs because it was earmarked for rent.4Internal Revenue Service. Publication 527, Residential Rental Property Last month’s rent paid upfront can only cover rent. If the landlord also wants coverage for potential damage, that needs to be a separate security deposit.
Protecting the Refundable Part at Move-In
Your best shot at a full refund starts the day you pick up the keys. Ask for a move-in inspection form and walk through the unit with the landlord. Note every existing scratch, stain, dent, and broken fixture. Both of you should sign and date it. If the landlord doesn’t offer a form, create your own detailed inventory and email a copy to the landlord so there’s a timestamped record.
Photos and video carry more weight than written descriptions. Capture every wall, floor, appliance interior, and high-traffic area in good light. Pay attention to the spots landlords tend to overlook and later charge for: the inside of cabinets, window blinds, stove burners, bathroom caulking. Upload everything to a cloud folder or email it to yourself and the landlord so the timestamp is independently verifiable.
Test outlets, light switches, faucets, and locks. If a garbage disposal rattles or a burner only heats on one side, note it. These small details are easy to forget over a long lease and easy for a landlord to turn into deductions if nothing was documented at the start.
Getting the Deposit Back at Move-Out
When you vacate, give the landlord a written forwarding address. Send it by certified mail with return receipt so you have proof of delivery. Skipping this can delay your refund or, in some states, cost you the right to challenge deductions.
Once the landlord has your forwarding address and the keys, a statutory clock starts. Deadlines vary: some states give as few as 14 days, others as many as 60, and 21 to 30 days is the most common window. Within that period the landlord must either return the full deposit or send an itemized statement listing every deduction with the cost of labor and materials. Missing the deadline often means the landlord forfeits the right to keep any portion.
When the statement arrives, compare every line against your move-in documentation. Common red flags are charges for repainting after a multi-year tenancy, carpet replacement for carpet that was already old, or professional cleaning when the unit was left in good shape.
If the Landlord Won’t Return the Deposit
Start with a demand letter. State the amount you believe is owed, reference the move-in inspection and your photos, and give the landlord a reasonable deadline to respond. Many disputes resolve here because the landlord realizes the deductions won’t survive.
If the letter doesn’t work, small claims court is the standard remedy. Filing fees are generally modest, you don’t need a lawyer, and the process is quick compared to regular litigation. Bring your lease, the move-in inspection form, your photos, the landlord’s itemized statement, and your demand letter. The tenant who shows up with a timestamped photo folder has a significant advantage over one who just says the apartment was fine.
Many states impose penalties for withholding a deposit in bad faith. Depending on the jurisdiction, a court may award double or even triple the deposit amount on top of the actual sum owed. These penalties aren’t automatic; you typically need to show the landlord knew the deductions were unjustified or ignored the return deadline on purpose.