The Electric Power Sector Reform Act, 2005 (EPSRA or “the Act”) is the principal legislation governing the structure and ownership of enti ties in the Nigerian Electricity Supply Industry (NESI). The EPSRA was passed for the purpose of unbundling the existing vertically integrated and state-owned Nigerian Electricity Power Authority (NEPA), creating an independent reg ulator for the industry – the Nigerian Electricity Regulatory Commission (NERC) – and achieving market liberalisation. The Act introduced several reforms including: