Uttarakhand Power Corporation Ltd (UPCL), formerly Uttaranchal Power Corporation Ltd was incorporated under the Companies Act, 1956 on February 12, 2001, consequent upon the formation of the State of Uttaranchal. UPCL has been entrusted to cater to the Transmission & Distribution Sectors inherited after the demerger from UPPCL (erstwhile UPSEB) since 1st April 2001. The Electricity Act. 2003 mandated the separation of Transmission functions under Power Sector Reforms. On 1st June 2004, the Power Transmission Corporation Limited (PTCUL) was formed to maintain & operate 132 Kv & above Transmission Lines & substations in the State. Today UPCL, the State Power Distribution Utility of the Government of Uttaranchal (GoU) caters to the Sub –Transmission & Distribution Secondary Substations & Distribution Lines 66 Kv & below in the State.