Registered in sourceSource release: August 2026 (v3)
Published definition
Unique government-issued tax Identification used as account proxy to identify the individual for example for government tax) and typically linked to the individual's bank account (applied for individual account proxy).
Code set and usage
Proxy account type contains 22 registered codes. Its exact identifier is ExternalProxyAccountType1Code.
Specifies the external proxy account type code, as published in the proxy account type external code set. External code sets can be downloaded from www.iso20022.org.
Use the code with the applicable message version and implementation guide. A matching code value alone does not establish the same meaning in another set.