The low-income threshold is set at 9,249 euro, based on prices in the year 2000. This amount more or less matches the purchasing power of the social security benefit for singles in 1979.
In this article income is defined as the disposable income minus rent subsidy.
The standardised household income is corrected for differences in the composition of households. The standardised income is then converted to the price level of the year 2000. The ensuing income is low, if it is less than 9,249 euro.
Low-income households are defined as long-term low income households, if they have lived on low incomes for an uninterrupted period of at least four years.