August 16, 2017
Effective September 15, 2017, the Federal Reserve Banks are amending Operating Circular 4, Automated Clearing House Items in conjunction with the Phase 2 implementation of Same Day ACH in the ACH Rules. In addition, the file transmission deadlines previously reflected in a table within Appendix B.1.3 of the Operating Circular have been moved to the publicly available Federal Reserve Bank Services website FRBservices.org, and all references within the Operating Circular will now point to the FedACH® Processing Schedule.
The following amendments are reflected in the updated Operating Circular 4:
Your continued use of Federal Reserve Bank Services on or after September 15, 2017, constitutes agreement to the new terms of the operating circular.