A claim with completed extinctive prescription may be used for a set-off if it had been able to be used therefor prior to the completion of prescription.
Civil Act — Article 495 (Set-off by claim with completed extinctive prescription)
민법 제495조
For AI agents and developers — get this article as JSON, with the English and current Korean effective dates and an outdated-translation flag, from the korea-law API or as an MCP tool: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