ISPRL is Special Purpose Vehicle (SPV), which is a wholly owned subsidiary of Oil Industry Development Board (OIDB) under Ministry of Petroleum & Natural Gas. Key Facts. The MoU mandates ADNOC to store crude oil at Padur Strategic Petroleum Reserve which has storage capacity 2.5 million-tonne (~17 million barrels) capacity for emergency needs. This will take the strategic reserve capacity to 15.33 million tons. During official visit of Prime Minister Narendra Modi to UAE in February 2018, ISPRL and ADNOC had signed agreement under which ADNOC will store about 5.86 million barrels of crude oil in India’s SPR facility at Mangalore at its own cost.