has co-operated with Adnan Kelana Haryanto & Hermanto (AKHH) in the writing of this chapter. King & Spalding is an international firm founded in 1885 that helps leading companies advance complex business interests in more than 160 countries. Working across a highly integrated platform of more than ... 1,000 lawyers in 20 offices globally, King & Spalding delivers tailored commercial solutions through an uncompromising approach to quality and service. With over 250 dedicated energy lawyers worldwide, the energy and infrastructure practice advises clients on projects and transactions across all aspects of the energy value chain. Over the past year King & Spalding has advised on (i) market-leading M&A deals, including Ophir Energy plc’s acquisition of Santos Ltd’s upstream business in Asia, which involved significant production assets in Indonesia; (ii) pioneering LNG projects using cutting-edge infrastructure and technology, including Anadarko’s USD50 billion Mozambique LNG project; and (iii) market-shaping gas development projects, including the Duyung PSC in Indonesia. Adnan Kelana Haryanto & Hermanto (AKHH) is a full-service Indonesian firm founded in 2000. With six partners, two counsel, three foreign counsel and 22 associates located in two cities in Indonesia (Jakarta and Batam), AKHH has built a strong oil and gas practice with a core team of lawyers whose experience is built not only on involvement in major oil and gas transactions but also on working closely with clients on legal issues arising in their day-to-day operations. AKHH’s oil and gas practice is supported by its robust litigation and environmental practices. The firm works closely with the Indonesian regulators, including the Ministry of Energy and Mineral Resources, the Directorate General of Oil and Gas, and the Special Task Force for Upstream Oil and Natural Gas Business Activities (SKK Migas).