Publication of a new set of FpML Coding Schemes – Catalog Version 2-23

The International Swaps and Derivatives Association, Inc. (ISDA) has published a new basic and enhanced coding-scheme catalog versions 2-23 published on November 10, 2025. Below are the changes compared to the previous version 2-22 published on September 26, 2025.

• The following coding schemes have been updated:
  • commodityReferencePriceScheme
    • The CommodityReferencePriceScheme has been updated to reflect changes to Sub-Annex A of the 2005 ISDA Commodity Definitions (v5 published November 10th).
      • 133 updated/new Energy (Natural Gas) CRPs. 144 CRPs have been deprecated.
    • Source: FpML
    • Version changed from 4-1 to 4-2
    • Publication Date: 2025-11-10
  • partyRoleScheme
    • New code added:
      • MarginAffiliate - Margin affiliate as defined by U.S. margin and capital rules §23.151.
    • Source: FpML
    • Version changed from 4-0 to 4-1
    • Publication Date: 2025-11-10
• Technical fix: The gcl: namespace was corrected (in 2-21) to start with “http:” instead of “https:”

• This announcement can also be found in the technical notifications on the website.
• The FpML Coding Schemes can be found at https://www.fpml.org/spec/coding-scheme/

• Enhanced FpML Coding Scheme Catalog available:
  • ISDA has updated the enhanced coding-scheme catalog accordingly, including the metadata fields which provides additional information about each CRP code in the scheme.
  • More information is available at: https://www.isda.org/book/enhanced-fpml-coding-scheme-catalog