Park & Charge is a European infrastructure for charging electric vehicles. At reserved parking spaces for electric vehicles a simple, locked charging station with all necessary sockets and safety facilities is installed to which only "Park & Charge" users have access. Electric vehicles are in generally energy efficient, and therefore at a "Park & Charge" chargers requires relatively small quantities of electricity. By not having complicated metering technology and with the simplest organizational measures such as a (flat rate) cost, the administrative costs are kept low.