The main premise of this paper is that RFID technology acts as a ‘‘disruptive’’ enabler of collaborative SC and requires more integrated B-to-B e-commerce strategies. The overall objective is to improve our understanding of the potential impacts of RFID technology in the context of one specific supply chain (SC). More specifically, this paper attempts to (1) identify and validate key performance indicators (KPIs) that are useful to trace the impacts of RFID technology in each individual organization and in the SC as a whole, (2) assess these impacts and (3) analyze how RFID implementation strategies evolve into more integrated B-to-B ecommerce strategies as mutual consensus among SC members gradually arises. Since these research objectives clearly fall within the realms of exploratory research, it is reflected in the research design which consists of a longitudinal field study involving five layers of one SC in the utility sector.