All-Island System Services Supplier Charge Consultation Paper

Closed31 Jul, 2024, 12:00 - 18 Sep, 2024, 12:00

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SONI and EirGrid have published a consultation paper on the new All-Island System Services Supplier Charge.

As part of the ongoing work to develop Future Arrangements for System Services, SONI and EirGrid have developed proposals for the implementation of the new All-Island System Services Supplier charge and invite stakeholder feedback on these proposals. These proposals are based on the High-Level Design set out by the SEM Committee (SEM-22-012) and are informed by the collaborative design undertaken with our partners AFRY and with regulatory engagement.

Responses to the consultation, preferably structured in line with the specific questions raised in this paper, should be submitted via the SONI consultation portal by 12pm on the 18 September 2024.

Please note your response will be publicly available for viewing on the portal. If you require your response to remain confidential, please clearly state this in your response.

If you have any queries, please contact FASSProgramme@soni.ltd.uk

Consultation questions 

4.1 Forecast System Services Cost

Question 1: Do you have any comments on the proposed approach to establishing the forecast System Services cost?

4.2 k-Factor Mechanism

Question 2: Do you have any comments on the proposed approach to establishing the k-factor?

4.3 Forecast All-Island Demand

Question 3: Do you have any comments on the proposed approach?

4.4 FASS Charge Rate

Question 4: Do you agree that the proposed methodology reflects the SEMC decision?

4.5 Calculation of the Charge

Question 5: Do you have any comments on the proposed approach to calculating the FASS Charge?

4.6 Settlement of the Charge

Question 6: Do you have any comments on the proposed approach to levying the FASS Charge?

4.7 Summary of Proposed Methodology

Question 7: Have we correctly identified the building blocks of the methodology?

Question 8: Do you agree with the TSOs’ proposed methodology for implementing the FASS Charge?

6 Legal basis of levying the FASS Charge

Question 9: Do you have any comments on the TSOs’ assessment of the two routes for providing a legal basis for the FASS Charge?

Question 10: Are there other considerations not identified here that are relevant to the use of either the FASS Code or the TUoS framework as the legal basis for the FASS Charge? 

7 Providing for increased Granularity

Question 11: Do you require any information on the system design from the TSOs at this stage?

Question 12: Do you have any concerns around the impact of the TSOs’ assessment of the required IT system design on your system readiness?

8 Assumptions and Contingency Arrangements

Question 13: Do you have any comments on the TSOs’ proposed contingency arrangements?

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