Household appliance with a technical program for operating the household appliance, in order to make it possible to execute an automatic program sequence of the household appliance that is initiated by arbitrary inputs of the user, wherein - actuators of the household appliance actuated during the program sequence enable an action upon an item to be treated, in particular with the use of at least one treatment agent that can be made active by at least one actuator; - it is further provided that at least one subregion of the technical program can be loaded or installed by a user of the household appliance; - belonging to the at least one subregion of the technical program that can be loaded or installed is an event-driven technical program, which is available free of charge in a testing phase until a number of program sequences have completed or a predefined period of time has passed, in order to deactivate automatically once the test phase has expired; wherein the event-driven technical program leads to a new type of program sequence of the household appliance; - the household appliance is equipped with a controller for taking into consideration different tariffs for electrical energy, in which tariff signals are taken into consideration as an input value which is input via the Internet; - the event-driven technical program is designed for an increased efficiency while taking into consideration different tariffs for electrical energy; and - the household appliance is embodied to perform a consumption measurement during a test operation with the event-driven technical program, in order to check whether an energy consumption of the household appliance is lowered by referring to the event-driven technical program. - actuators of the household appliance actuated during the program sequence enable an action upon an item to be treated, in particular with the use of at least one treatment agent that can be made active by at least one actuator; - it is further provided that at least one subregion of the technical program can be loaded or installed by a user of the household appliance; - belonging to the at least one subregion of the technical program that can be loaded or installed is an event-driven technical program, which is available free of charge in a testing phase until a number of program sequences have completed or a predefined period of time has passed, in order to deactivate automatically once the test phase has expired; wherein the event-driven technical program leads to a new type of program sequence of the household appliance; - the household appliance is equipped with a controller for taking into consideration different tariffs for electrical energy, in which tariff signals are taken into consideration as an input value which is input via the Internet; - the event-driven technical program is designed for an increased efficiency while taking into consideration different tariffs for electrical energy; and - the household appliance is embodied to perform a consumption measurement during a test operation with the event-driven technical program, in order to check whether an energy consumption of the household appliance is lowered by referring to the event-driven technical program. <EOS>