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  • Advance Notice of Amendment to the Detailed Regulations on the Supervision of Mutual Savings Bank Businesses
    • Competent Ministry : Financial Supervisory Service
    • Advance Publication of Legislation : 2023-09-13
    • Opinion Submission Deadline : 2023-09-23

1. Name of Provisions

□Detailed Regulations on the Supervision of Mutual Savings Bank Businesses



2. Reasons for Modification

□ Amend detailed regulations to introduce the maturity cap applicable to calculating the debt service ratio (DSR) and update the language about future income, etc.



3. Major Provisions

□ Use the actual loan period as the loan period applicable to calculating debt in the DSR to determine if there is enough capacity to repay during the loan period.

◦ Otherwise, set the maximum period of 40 years, and introduce a transitional provision to prevent a disadvantage from occurring due to system changes (<Table 9> Subparagraph 12-2).


□ Apply the same determination criteria for regulatory evasion to calculating the DSR on a mutatis mutandis basis as the debt-to-income ratio (DTI) (<Table 9> Subparagraph 11).


□ Update the language about detailed regulations with an amendment to supervisory regulations.

◦ Update the language about future income in calculating annual income more comprehensively (<Table 9> Subparagraph 9).

◦ Update the language about “households” and “high-value houses” within supervisory regulations (<Table 9> Subparagraph 5-1 and Subparagraph 5-2).

Regulatory effect assessment
  • 상호저축은행업 감독업무 시행세칙(규제영향분석서)_20230913.hwp [download]
Legislative proposal (draft)
  • 230912 상호저축은행업감독업무시행세칙 개정 사전예고.hwp [download]