In fulfilling its mandate, the CPA has the public policy objective to "promote the efficiency, safety and soundness of its clearing and settlement systems and take into account the interests of users." The CPA owns and operates the two national payments systems in Canada, the Automated Clearing Settlement System (ACSS) and the Large Value Transfer System (LVTS). The CPA, through its Board of Directors, sets bylaws, rules, and standards that govern members' participation in these systems and outlines operational procedures.