ZagTrader

ExternalPostTradeDerivative1Code

DEFF Code: Deferral

Written and maintained by ZagTrader. Last reviewed . How this page is sourced and checked

DEFF means deferral in the ISO 20022 post trade derivative code set. Flag for transactions in ETCs, ETNs, SFPs and emission allowances, which benefit from a deferral.

Code
DEFF
ISO name
Deferral
Status
Registered
Last updated
2026-08-28

Official definition

Flag for transactions in ETCs, ETNs, SFPs and emission allowances, which benefit from a deferral.

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

Messages and fields that use ExternalPostTradeDerivative1Code

MessageElement path
auth.124versions 001.01

DEFF questions

What does DEFF mean in ISO 20022?
DEFF is Deferral in the ExternalPostTradeDerivative1Code code set: Flag for transactions in ETCs, ETNs, SFPs and emission allowances, which benefit from a deferral.

All ExternalPostTradeDerivative1Code 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.