If the burden of a surety is greater than that of the principal obligor either as to its subject or its terms, it shall be reduced to the extent of the principal obligation.
Civil Act — Article 430 (Appendant nature of surety obligation)
민법 제430조
For AI agents and developers — get this article as JSON, with the English and current Korean effective dates and an outdated-translation flag, from the korea-law API or as an MCP tool:
https://mcp.apify.com?tools=kr-data/korea-law