http://economia.unipv.it/naf/This case describes the potential of the biogas technology as alternative bio- fuel energy in the development of rural Tanzania. The case emanate from the study carried out to biogas users in 28 districts of ten 10 regions of Tanzania Mainland. The focus is on the potential of the biogas technology in the development of rural communities in Tanzania. Biogas technology has strong linkages in developing rural communities as it positively touches social, economic and environment components of communities’ lives. The aim is thus to explore the potential of the biogas technology and its linkages towards rural development in Tanzania. The case demonstrates the interlink-ages between biogas technology and income generating activities like agriculture, employment, environment, time and money saving, hygienic improvement and gender empowerment that in turn brings about rural development.