Within the scope, where a justifiable profit exists, the ownership of land extends both above and below its surface.
Civil Act — Article 212 (Scope of ownership of land)
민법 제212조
For AI agents and developers — get this article as JSON, with the English and current Korean effective dates and an outdated-translation flag, from the korea-law API or as an MCP tool: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