Universidad Externado de Colombia's Institute of Mining and Energy Law and its Research Group would like to present to the academic and professional community the work number 12 of the Collection in Mining and Energy Regulation, based on the electric and oil sector's specific analysis in its scientific original language. This book discusses the future scenario about offshore oll exploration and production in Colombia, the disputes that may arise in joint venture agreements based on the author's experience in the oil sector, and the general regulation of the electricity industry in Brazil. Besides, this book covers the role of consumers in energy efficiency programs and the compatibility of national renewable energies support schemes to the European Union free movement of goods law.