Click here to view the SONIA reform frequently asked questions (FAQ) document, or download the attached PDF.
These FAQs, which may be updated from time to time, comprise information on the SONIA benchmark reforms and the derivatives industry’s implementation of the relevant changes.
Click here to view Supplement 55 to the 2006 ISDA Definitions or download the attached PDF.
Documents (2) for SONIA reform FAQs and publication of GBP-SONIA-Compound
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ISDA In Review – February 2026
A compendium of links to new documents, research papers, press releases and comment letters published by ISDA in February 2026.
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ISDA Market Practice Note for the Rebasing of European Inflation Indices
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