as4-411/docs/protocols/iso20022-scheme-profiles.md

Scheme-specific profiles (ISO 20022 over AS4)

Constraint layers on top of the base FI-to-FI profile as4.fifi.iso20022.v1 (service iso20022.fi, same Action taxonomy). The directory may store scheme in constraints or as transport_profile variant (e.g. as4.fifi.iso20022.v1.target2).

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TARGET2

• Base profile: as4.fifi.iso20022.v1
• Identifiers: BIC; TARGET2 participant ID (scheme-specific)
• MPC: urgent for RTGS traffic
• SLA / timeouts: Per ECB TARGET2 documentation; tight windows for real-time settlement
• Reference: ECB TARGET2 documentation and rulebooks

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Fedwire

• Base profile: as4.fifi.iso20022.v1
• Identifiers: Fedwire-specific participant / routing identifiers; US-facing
• MPC: As per scheme (e.g. default or urgent for time-critical)
• SLA / timeouts: Per Fedwire rules
• Reference: Fedwire documentation and operator rules

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CHAPS

• Base profile: as4.fifi.iso20022.v1
• Identifiers: UK CHAPS participant identifiers; BIC where applicable
• MPC: As per CHAPS rules (e.g. urgent for same-day)
• SLA / timeouts: Per CHAPS rules
• Reference: CHAPS documentation and Bank of England rules

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Catalog

See catalog.md. ISO 20022 over AS4 (FI-to-FI) links to this document for scheme-specific profiles.