Key hurdles for the two projects include the country's caps on domestic gas prices, limits on gas exports and the high costs for carbon capture and storage - required for new gas projects to help fight global warming. Last month, Shell (SHEL.L) said it would sell its holding in the Masela project to Indonesia's Pertamina and Malaysia's Petronas, while Chevron (CVX.N) agreed to sell its stake in the IDD project to Italy's Eni (ENI.MI). Reuters GraphicsNEW TERMS NEEDEDOnce one of the world's top five liquefied natural gas (LNG) exporters, Indonesia's LNG exports have halved in the past decade, Kpler data showed. The country has not approved a major oil or gas project since 2016 - the expansion of BP's (BP.L) Tangguh LNG plant. The current formula for splitting revenue between the government and investors in gas projects sets the base rate at 48% for companies.

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Persons: magnifier, Dado Ruvic, Benny Lubiantara, Andrew Harwood, Wood Mackenzie, SKK Migas, Benny, Prateek Pandey, Takayuki Ueda, Naing, Inpex's Ueda, Fransiska Nangoy, Bernadette Christina Munthe, Emily Chow, Yuka Obayashi, Florence Tan, Sonali Paul Organizations: REUTERS, Indonesia, Shell, Chevron, Indonesia Deepwater Development, Petronas, Eni, Essential Services, Reuters, Indonesia Petroleum Association, Rystad Energy, BMI Research, Fitch Group, Tcf, Thomson Locations: Indonesia, JAKARTA, Jakarta, Chevron, Tokyo, Masela, Singapore