Dear Market Participants,
Please be informed that a new version of the SDAC Fallback Manual was published on 7 May and is available on the NEMO Committee and ENTSO‑E websites:
• https://www.nemo-committee.eu/assets/files/sdac-fallback-manual.pdf
• https://www.entsoe.eu/documents/nc/NC%20CACM/SDAC%202025/SDAC_Fallback_Manual.pdf
Both the current and new versions of the Fallback Manual are available for your review until 19 May.
The new version introduces several significant changes and improvements, including:
• Updates to message codes SDAC_ExC_02a and SDAC_ExC_02b (currently SDAC_UMM_01a)
• Enhancements to the content of existing messages
• Introduction of a new message: SDAC_ExC_07