Official definition

This industry comprises establishments primarily engaged in providing one or more of the following: (1) financial transaction processing (except central bank); (2) reserve and liquidity services (except central bank); and/or (3) check or other financial instrument clearinghouse services (except central bank). Illustrative Examples: Automated clearinghouses, bank or check (except central bank) Credit card processing services Check clearing services (except central bank) Electronic funds transfer services, including peer-to-peer payment services Cross-References.