How to Avoid Jeonse and Deposit Scams in Korea

Why deposit scams happen in Korea

Korea's rental system moves large sums of money between individuals with minimal institutional protection. A jeonse deposit of ₩300M passes from tenant to landlord on the basis of a contract, a stamp, and trust. When property markets fall or landlords overextend, that deposit is at risk.

Scams range from deliberate fraud to negligence, landlords who genuinely cannot repay because they over-leveraged. Either way, the tenant loses.

Foreigners are disproportionately targeted or affected because they're less familiar with the documentation requirements, less likely to run all the checks, and sometimes pressured by language barriers to sign before they're ready.

The five checks to run before signing any lease

Five non-negotiable steps protect a Korean rental deposit: pull the property registry (등기부등본) yourself at iros.go.kr for ₩1,000; confirm the registered owner matches the landlord signing the contract; calculate a safety margin where deposit plus mortgages stays under 70 to 80 percent of market value; register your move-in (전입신고) on or before move-in day; and get the confirmed date stamp (확정일자) at the same visit.

Check 1: Pull the 등기부등본 (property registration document)

This is the single most important step. The 등기부등본 shows:

• The registered owner (does it match your landlord?)
• Existing mortgages and the amounts
• Any liens, seizures, or legal restrictions on the property

Get it at www.iros.go.kr for ₩1,000 using your ARC number, or at any district office. Do not rely on a copy the landlord provides, pull it yourself.

Check 2: Confirm ownership matches the contract

The name on the 등기부등본 must match the name signing the lease as landlord. If someone else is signing "on behalf of" the owner, verify their legal authority with a notarised power of attorney (위임장). Don't skip this even if the agent reassures you.

Check 3: Calculate your safety margin

Add together:

• Your deposit
• All existing mortgages listed in the 등기부등본
• Any other tenant deposits registered on the property

This total must be well below the property's current market value. A common rule of thumb: your deposit should be less than 70–80% of the property value after accounting for existing mortgages.

Check 4: Register your move-in (전입신고)

Within 14 days of moving in, register at your local district office (구청) with your lease contract, passport, and ARC. This establishes your legal residency in the property and gives your deposit legal priority.

Don't delay this. The priority date is set by when you register, not when you sign the lease. Critically: legal protection (대항력) takes effect from the day after you register and occupy the property. If a landlord registers a new mortgage on the same day you complete 전입신고, the mortgage takes priority over your deposit. Register on or before move-in day, never the day after.

Foreigners only: Also notify your local immigration office separately (체류지 변경신고) within 14 days. This is a separate requirement from the district office registration.

Check 5: Get the 확정일자 stamp

At the same district office visit (or online at www.iros.go.kr), have your lease contract stamped with the confirmed date (확정일자). This records the date your contract was confirmed and ranks your deposit ahead of creditors who appear after that date.

Checks 4 and 5 cost nothing and take 30 minutes. They are the minimum legal protection for any Korean lease.

Common scam types explained

Four scam patterns account for most deposit losses among foreign tenants in Korea: gap jeonse fraud (갭투자 사기), where the landlord uses tenant deposits as purchase capital; fake landlord fraud, where an imposter collects and disappears; multiple deposit fraud, where one unit is rented to several tenants; and renovation delay scams, where deposits are taken for units never delivered. Each has a specific detection step.

Gap jeonse fraud (갭투자 사기)

The most widespread. A landlord buys a property at, say, ₩400M by putting in ₩80M of their own money and using a tenant's ₩320M jeonse deposit for the rest. If the property value drops to ₩300M, they cannot repay the deposit, even if they sell the property.

This became widespread when property values fell after years of speculative investment. Many tenants with deposits of ₩200M–₩500M lost their money.

How to detect it: Run Check 3. If the deposit plus mortgages approaches the property value, this structure is likely in play.

Fake landlord scam

Someone poses as the property owner, collects your deposit, and disappears. The real owner had no idea.

How to detect it: Run Checks 1 and 2. Match the contract signer to the 등기부등본 owner.

Multiple deposit fraud

A landlord collects deposits from multiple tenants for the same unit, sometimes by showing the apartment to different people on different days.

How to detect it: Register your move-in (전입신고) immediately after signing. Priority is set by registration date, not contract date.

Renovation or construction delay scam

You sign and pay a deposit for an apartment that's "under renovation." The landlord delays move-in indefinitely and eventually disappears.

How to detect it: Never pay a full deposit before physically inspecting the completed unit.

Jeonse deposit insurance (전세보증보험)

Jeonse deposit insurance (전세보증보험) guarantees return of the full deposit if the landlord defaults, and acts as a backstop when the safety checks miss something. Three providers offer it to foreign residents with a valid ARC: HUG (주택도시보증공사), SGI Seoul Guarantee, and Korea Housing Finance Corporation (HF). Premiums run 0.1 to 0.4 percent of the deposit per year.

Even after running all five checks, things can go wrong. Jeonse deposit insurance is a backstop.

Two providers offer it:

• HUG (주택도시보증공사), the government-backed option; generally easier to qualify for
• SGI Seoul Guarantee, private insurer; slightly different eligibility criteria

Typical cost: 0.1%–0.4% of your deposit per year What it covers: Full deposit return if the landlord defaults Who can apply: Anyone with a valid ARC and an eligible lease contract

To qualify, the property's mortgage debt ratio must be within limits. HUG and SGI both have online eligibility checkers. Apply within a few months of signing, do not wait until you have a problem.

What to do if you're already in trouble

If a landlord refuses to return your deposit at lease end, four escalation steps apply in order: send a formal written demand (내용증명) by certified mail to create a legal record; file for tenancy registration (임차권등기명령) at the district court to block property transfer; file a small-claims civil suit (소액 사건 심판) for amounts under ₩30M; and claim against HUG or SGI if you hold deposit insurance.

If your landlord is refusing to return your deposit at the end of your lease:

1. Send a formal written demand (내용증명) via certified mail, this creates a legal record
2. File for tenancy registration (임차권등기명령) at the district court, this registers your lease on the property title and prevents the landlord from transferring the property without paying you
3. File a civil suit (소액 사건 심판) for deposits under ₩30M; a standard civil suit for larger amounts
4. Contact HUG or SGI if you have deposit insurance, they handle the landlord directly

Get a Korean-speaking lawyer or use the Korea Legal Aid Corporation (대한법률구조공단) if you need low-cost legal help.

Sources

• Korea Housing and Urban Guarantee Corporation (HUG): www.khug.or.kr
• Korea Ministry of Land, Infrastructure and Transport: www.molit.go.kr
• Korean Internet Registration System (IROS): www.iros.go.kr
• Korea Legal Aid Corporation: www.klac.or.kr

Further reading

For national-level jeonse fraud figures (35,909 recognised victims, ₩2.28 trillion in losses since 2022) and the April 2026 minimum-recovery bill, see our State of Foreign Residents in Korea 2026 report.

What's changed

• 2026-04-21: Added cross-link to State of Foreign Residents 2026 report for national-level fraud statistics.
• 2026-04-21: Retrofitted for AI-search citability, added direct-answer passages at the top of each section.