In Germany, property tax is a tax on ownership, but also on heritable building rights to land and its development (substance tax). The legal basis for property tax is the Property Tax Act (GrStG). An individual assessment rate for each municipality is applied to the assessed value determined by the tax authorities after the property tax assessment amount has been determined. By applying different assessment rates, the property tax burden varies from municipality to municipality despite the same assessed value. Property tax is one of the oldest known types of tax