Alipurduar Transmission Limited (ATL), a wholly owned subsidiary of Kalpataru Power Transmission Limited (KPTL), has successfully completed and commenced commercial operations of Element‐2: Kishanganj - Darbhanga Line. With the completion of Element 2, ATL will be entitled for nearly 65% levelised tariff per annum.

ATL was set up as part of inter‐state transmission system for strengthening and transfer of power from new hydroelectric power projects in Bhutan to India. The project involved design, financing, construction, commissioning, operation and maintenance of 325 kms of 400 KV transmission line. The project comprises of two elements namely Alipurduar - Siliguri Line (Element 1) and Kishanganj - Darbhanga Line (Element 2). The Element‐1: Alipurduar - Siliguri Line has achieved significant progress and nearing completion.

ATL has won this BOOM in a competitive bid conducted process by REC Transmission Projects Company limited (RECTPCL) for a period of 35 years.