Major Banks Sharply Cut Mortgage Limits: Macroeconomic Repercussions of Household Debt Management

Surge in Household Debt and Proactive Aggregate Management by Banks

In the first half of 2026, household loan volumes have been on a steep upward curve alongside the recovery in housing transaction volumes. As of June 2026, household loans in the banking sector increased by 7.6 trillion KRW compared to the previous month, marking the largest increase in 22 months. This is analyzed as the result of recovering sentiment for real estate purchases centered in the capital region, coupled with the demand for investment funds flowing into the stock market.

Due to this rapid growth, the top five major commercial banks in Korea have already exhausted approximately 80% of their annual household loan increase target submitted to financial authorities at the beginning of the year. As exceeding the management target becomes a tangible risk, the banking sector has embarked on intensive aggregate management of household loans to secure lending capacity for the second half of the year and maintain financial soundness.

Current Status of Loan Reduction Measures by Major Banks

To comply with annual targets, banks are successively implementing strong regulatory measures that directly reduce loan limits. The major actions are as follows:

• Reduction of Mortgage Limits in the Capital Region: Some large commercial banks have drastically lowered the maximum limit for housing purchase loans in the capital region and regulated areas from 600 million KRW to 300 million KRW.
• Suspension of Mortgage Insurance (MCI/MCG) Linked Loans: By restricting enrollment in mortgage insurance, which previously served to increase the borrower's loan limit, the practical limit for handling mortgage loans has been reduced.
• Management of Credit Loans and Overdrafts: Comprehensive liquidity tightening is underway, including capping personal credit loan limits at 100 million KRW or less, and reducing the limits on overdraft accounts.

Impact on End-Users and Vigilance Against the Balloon Effect

While this raising of the borrowing threshold by banks has the positive aspect of absorbing market liquidity, it is causing direct funding disruptions for end-users who need to pay housing balances or require funds. In particular, as loans from commercial banks are blocked, concerns are being raised about a balloon effect where demand for funds shifts to regional banks, internet-only banks, or secondary financial institutions.

To block this balloon effect, financial authorities are strengthening the monitoring of household debt in the non-banking sector and inducing loans to be made only within the borrower's repayment capacity through the strict application of the Stress DSR (Debt Service Ratio) system. Notably, with the phased expansion of the Stress DSR, the practical loan limits experienced by borrowers are expected to shrink further in the future.

Macroeconomic and Real Estate Market Outlook for the Second Half

The current stance on managing household debt is highly likely to continue throughout the second half of the year rather than ending as a short-term measure. Financial authorities have announced thorough management to prevent the increase in household debt from acting as a potential risk to the macroeconomy.

The reduction of loan limits and the expansion of interest rate volatility will act as key variables inducing a decrease in transaction volume and price stabilization in the real estate market in the second half of the year. As the funding costs and limit risks have increased when purchasing assets through borrowing, market participants must closely monitor the frequently fluctuating loan regulation policies of each financial institution and establish conservative fund management plans.