The Regulution determines terms for calculating a surface area of plot of land attributed as part of essential part of another plot of land.
derechos de uso
These are rights to use the land for agriculture, grazing, gathering of forestry products, etc. The right to use land is one of the essential rights of landownership, but may also be the right to use and profit from immovable property as if the user were the owner (usufruct).
Source: FAO Land Tenure Manuals, No.2, FAO, 2006