This special edition of Energy Policy Journal is presented by the Energy Policy and Planning Office or EPPO, focusing on Thailand’s new five integrated energy plans. These five national energy plans are the framework that the Ministry of Energy has established in pursuance of successfully achieving national energy security according to the government policy and readiness for the ASEAN Economic Community (AEC). Five integrated energy plans are Power Development Plan of Thailand (PDP 2015), Energy Efficiency Plan (EEP 2015), Alternative Energy Development Plan (AEDP 2015), Natural Gas Supply Plan (Gas Plan 2015), and Oil Supply Management Plan (Oil Plan 2015). Details and integration among five plans can be explored in this special edition of the Journal.