Income from immovable property may be taxed where the property is situated, covering use, letting and related rights. Income derived by a resident of one Contracting State from immovable property situated in the other Contracting State may be taxed in the State where the property is located. The definition of immovable property is determined by the law of the State where the property lies and includes accessories, livestock and equipment used in agriculture and forestry, rights under landed property law, usufruct, and rights to payments for working mineral deposits and other natural resources; ships, boats, motor vehicles and aircraft are not regarded as immovable property. The rule covers income from direct use, letting, other uses, enterprise property income, and income assimilated to immovable property under domestic law.