Pakistan is full of potential of alternate renewable energy resources, i.e. solar, wind, hydel etc. From the available options of the renewable energy; the installation of the solar energy is the most suitable option for the domestic customers. The solar panels can be installed on the roofs of the houses/offices/buildings. The best option for the domestic solar panel usage is the Net Metering System. The excess energy produces by the solar panels during the daytime can be exported to the National Grid and the customer will buy back the energy from the grid in the evening. At the end of the month, the both export and import of energy will be calculated. The bill will be prepared on the basis of Net Energy purchased by the customer.