This document defines the general framework of mobile financial services (payment and banking services involving a mobile device), with a focus on: a set of definitions commonly agreed by the international financial industry; the opportunities offered by mobile devices for the development of such services; the promotion of an environment that reduces or minimizes obstacles for mobile financial service providers who wish to provide a sustainable and reliable service to a wide range of customers (persons and businesses), while ensuring that customers’ interests are protected; the different types of mobile financial services accessed through a mobile device including mobile proximate payments, mobile remote payments and mobile banking, which are detailed in other parts of ISO12812 ; the mobile financial services supporting technologies; the stakeholders involved in the mobile payment ecosystems. This document includes the following informative annexes: an overview of other standardization initiatives in mobile financial services (Annex A); a description of possible mobile payment business models (Annex B); a description of typical payment instruments which may be used (Annex C).