 The clearing arrangements for EFTPOS are managed by Australian Payments Clearing Association (APCA).The system for ATM and EFTPOS interchanges is called Issuers and Acquirers Community (formerly Consumer Electronic Clearing System; CECS) also called CS3.CECS required authorisations from the Australian Competition and Consumer Commission (ACCC), which was obtained in 2001 and reaffirmed in 2009.