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ISO 20022 external code set

ExternalTransactorType1Code: Transactor Type Codes

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Specifies a code to identify the transactor type.

Definition from the ISO 20022 External Code Sets, 2Q2026 (published 28 Aug 2026).

8 codes in use. External code sets are published outside the message schemas and updated every quarter, so a new code can appear without a new message version.

Codes

  • DWTPDigital Wallet ProviderEntity that offers a digital wallet solution enabling users to store payment instruments and initiate transactions electronically.
  • GATWGatewayService provider that acts as an intermediary between merchants and payment networks, securely transmitting transaction data.
  • IDSOIndepentent Sales OrganisationThird-party entity that partners with acquiring banks to provide merchant services, recruit merchants, and manage relationships.
  • MKTPMarketplacePlatform that connects buyers and sellers, facilitating transactions and often handling payment processing and settlement.
  • PMFTPayment FacilitatorEntity that enables sub-merchants to accept electronic payments without requiring each sub-merchant to have a direct merchant account.
  • RMPPRamp ProviderService that enables conversion between fiat currency and digital assets, facilitating on-ramps and off-ramps.
  • SDWPStaged Digital Wallet ProviderProvider of a wallet solution where the funding source and transaction execution are separated into stages.
  • UPTAUtility Payment AggregatorEntity that consolidates bill payments for utilities and provides a single interface for consumers or businesses to pay multiple service providers.

Messages that use ExternalTransactorType1Code

MessageElement path
caad.008versions 001.03
caad.009versions 001.03
cafc.001versions 001.04
cafc.002versions 001.04
cain.001versions 001.05
cain.002versions 001.05
cain.003versions 001.05
cain.004versions 001.05
cain.005versions 001.05
cain.006versions 001.05
cain.014versions 001.04
cain.015versions 001.04
cain.016versions 001.04
cain.017versions 001.04
cain.021versions 001.04
cain.022versions 001.04
cain.023versions 001.04
cain.024versions 001.04
cain.027versions 001.04
cain.028versions 001.04

All ISO 20022 code sets · ISO 20022 messages

The ISO 20022 code set names, code values, names and definitions on this page are reproduced from material published at iso20022.org under the ISO 20022 Intellectual Property Rights policy. This is not the official source: the up-to-date ISO 20022 standards and repository material are published only at iso20022.org. Explanations in our own words are by ZagTrader. ZagTrader is not affiliated with or endorsed by ISO or Swift.