
FedNow and RTP in 2026: How Small Businesses Replace Slow ACH With Instant 24/7 Bank Transfers
FedNow and RTP now reach over 1,700 and 1,200 U.S. financial institutions, settling credit pushes in under 20 seconds, 24/7/365. A practical guide for small businesses on when instant rails replace ACH, how the two networks differ, and how to defend against the fraud patterns that irrevocable settlement creates.










