Indradhanush Gas Grid Limited (IGGL) has achieved a physical progress of 71 per cent on the North-East natural gas pipeline grid project. In a notable development, IGGL has completed 4.08 km underwater hydro-carbon pipeline section, below the river Brahmaputra connecting Jorhat and Majuli in Assam. Besides, the Guwahati-Numaligarh section of the project is expected to be completed by February 2024. The North-East natural gas pipeline grid involves development, operation and maintenance of a natural gas pipeline connecting eight states viz. Arunachal Pradesh, Assam, Manipur, Meghalaya, Mizoram, Nagaland, Sikkim and Tripura at an investment of Rs 100 billion. It is being implemented by IGGL, a joint venture company of Indian Oil Corporation Limited, Oil and Natural Gas Corporation, GAIL, Oil India Limited and Numaligarh Refinery Limited.