Tata Power Renewable Energy (TPREL), a wholly owned subsidiary of Tata Power, has signed a power purchase agreement (PPA) with the Solar Energy Corporation of India (SECI) to develop a 100 MW solar project at the Anantapuram Solar Park in Andhra Pradesh under Phase II, Batch 3 of the National Solar Mission. The project is expected to be commissioned before October 16, 2017.