An interface architecture for a cabin monument has an energy supply interface module; a data interface module; a first energy input connection coupled to a first input of the energy supply interface module, which connection is designed or configured to be connected to an external energy supply; a first data input connection coupled to the data interface module, which connection is designed or configured to obtain data from an external data source and forward the data to the data interface module; a first energy output connection coupled to a first output of the energy supply interface module, which connection is designed or configured to deliver electrical energy to a load that can be connected to the energy output connection; and a communication interface which couples the energy supply interface module to the data interface module.