Field help: (2024) Period of the increase This text refers to the Steuererklärung 2024. You can find the version for the Steuererklärung 2025 at: (2025): Period of the increase Specify the period in which the agreed regular working time is temporarily (for a maximum of 2 months in the calendar year) more than 20 hours.Temporary working time of over 20 hours per week is allowed if:the working time is increased by a maximum of 2 months per year andthe average working week does not exceed 20 hours per week throughout the year.