BP is selling a third of its stake in an Omani gas development to a subsidiary of Thailand's largest corporation that it said 'marks another significant step' in its divestment strategy. The group stated that it has agreed a $2.6billion (£1.9billion) offer for 20 per cent of the Block 61 site from PTT Exploration and Production and is hoping to complete the transaction later this year. It still remains the largest stakeholder in the project though, holding a 40 per cent share, with another 30 per cent controlled by Oman's state-run energy firm OQ and the final 10 per cent owned by Malaysia's Petronas. BP still retains a 40 per cent interest in the Block 61 project. Another 30 per cent is controlled by Oman's state-run energy firm OQ and the final 10 per cent is owned by Malaysia's Petronas