The effect of extinctive prescription shall be retroactive to the day on which it began to run.
Civil Act — Article 167 (Retroactive effect of extinctive prescription)
민법 제167조
For AI agents and developers — get this article as JSON, with the English and current Korean effective dates and an outdated-translation flag, from the korea-law API or as an MCP tool: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