BACS Payment Schemes Limited (BACS), previously known as Bankers' Automated Clearing System, is responsible for the clearing and settlement of UK automated direct debit and BACS Direct Credit and the provision of third-party services. BACS became a subsidiary of Pay.UK (formerly known as New Payment System Operator (NPSO)) on 1 May 2018, and responsibility for direct debit, BACS Direct Credit, the Current Account Switch Service, Cash ISA Transfer Service and the Industry Sort Code Directory was given to Pay.UK.