A performance made to a quasi-possessor of the claim is effective only if it was done in good faith and without negligence.
Civil Act — Article 470 (Performance to quasi-possessor of claim)
민법 제470조
For AI agents and developers — get this article as JSON, with the English and current Korean effective dates and an outdated-translation flag, from the korea-law API or as an MCP tool: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