⚠️ FRFS adopted the ISO 20022 messaging format for the Fedwire Funds Service in a one-day implementation strategy on July 14, 2025. With this implementation, we are eliminating the existing proprietary format of the Fedwire Application Interface Manual (FAIM) and replacing all FAIM messages with ISO 20022 messages. Use the following links to access more resources and information.

Https://www.frbservices.org/resources/financial-services/wires/iso-20022-implementation-center

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