UK holding the IP, CMA Small System of Sweden, JV Perago of South Africa, SIA S.p.A. of Italy and Montran of USA) has presumably lowered the cost and hence made it feasible for many countries to adopt. Existing systems Below is a listing of countries and their RTGS systems: In 2010, the World Bank published a report on payment systems worldwide, which investigated these countries' usage of real-time gross settlement systems for large-value payments. See also Automated clearing house Payment system SWIFT References