If the obligee declares to the obligor an intention to release the obligor from the obligation, such obligation shall be extinguished; provided, a release cannot be set up against a third person who has a reasonable interest.
Civil Act — Article 506 (Requisite for and effect of release)
민법 제506조
For AI agents and developers — get this article as JSON, with the English and current Korean effective dates and an outdated-translation flag, from the korea-law API or as an MCP tool: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