tonttijaon
Tonttijaon is a Finnish term for the formal subdivision of land into building plots (tontit). It is a technical and legal process used to implement municipal land-use plans, define property boundaries, and create plots that can be sold, developed or otherwise managed according to planning regulations.
In practice tonttijako follows an approved detailed plan (asemakaava) or other planning decision. The procedure typically
Legal and administrative rules governing tonttijako are part of the Land Use and Building Act and related
Tonttijako serves to translate planning policy into enforceable property units, ensuring that development complies with zoning,