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ExternalEnquiryRequestType1Code

RT12 Code: Specific Transaction Enquiry

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RT12 means specific transaction enquiry in the ISO 20022 enquiry request type code set. Type is an enquiry on a specific transaction.

Code
RT12
ISO name
SpecificTransactionEnquiry
Status
Registered
Last updated
2018-11-01

Official definition

Type is an enquiry on a specific transaction.

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

Messages and fields that use ExternalEnquiryRequestType1Code

MessageElement path
admi.005MsgHdr/ReqTp/Enqry
admi.006MsgHdr/ReqTp/Enqry
camt.003MsgHdr/ReqTp/Enqry
camt.004MsgHdr/ReqTp/Enqry
camt.005MsgHdr/ReqTp/Enqry
camt.006MsgHdr/ReqTp/Enqry
camt.008MsgHdr/ReqTp/Enqry
camt.009MsgHdr/ReqTp/Enqry

And 14 more messages: see the ExternalEnquiryRequestType1Code page.

RT12 questions

What does RT12 mean in ISO 20022?
RT12 is Specific Transaction Enquiry in the ExternalEnquiryRequestType1Code code set: Type is an enquiry on a specific transaction.
Where does RT12 appear in a message?
For example in admi.005, element MsgHdr/ReqTp/Enqry.

All ExternalEnquiryRequestType1Code codes · ISO 20022 code sets

The ISO 20022 code 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.