Prepaid energy in time of Smart Metering

Prepaid energy meters are relatively widespread in the world. These meters allow for distribution of electricity in developing and politically unstable countries. In developed countries, prepaid meters help distributors to solve problems with defaulters and they help underprivileged customers to better control the finances spent on consumption of energy. Currently smart metering technologies are being tested and introduced on the market. The Smart Meters bring significant changes in the measurement and billing of energy consumption. This paper deals with possible solutions for prepaid energy in the smart metering age.