Delhi Transco Limited, a successor company of erstwhile Delhi Vidyut board, came into existence on 1st July 2002, as a State Transmission Utility of the National Capital. After unbundling of DVB the distribution sector has been handed over to private companies while the generation and transmission are still with the government. Over the years, DTL has evolved as a most dynamic performer, keeping pace with the manifold challenges that confront the ever ncreasing demand-supply power situation and achieving functional superiority on all fronts. Being the capital of India and the hub of commercial activities in the Northern Region, coupled with the prosperity of population, the load requirement of Delhi has been growing at a much faster pace. Added to that, being the focus of socio-economic and political life of India, Delhi is assuming increasing eminence among the great cities of the world. Plus the vgision-2021, aiming to make Delhi global Metro politic and world class city demand greater infrastructure to enrich many services of infrastructure development. DTL has been responsibly playing its role in establishing.