Clock Change on Sunday 30 March

On Sunday 30 March 2025, the clocks will go forward. As a result, the Settlement Day will have 46 Settlement Periods. If you submit metered data via a self-submission metering pathway, please ensure you follow the process outlined in Appendix 7: Clock Change of WP195 – Capacity Market and CfD Metered Data. For further assistance, contact our Service Desk at [email protected].

Glossary Term: Fossil Fuel Component Declaration

Declaration of whether or not the Component is a Fossil Fuel Component. If Fossil Fuel Component Declaration is ‘yes’ then an Exhibit ZA must be provided to NGDB within 5 Working Days of receiving the Notice to reallocate components in accordance with Rule 8.3.13(c)(ii).

Glossary Term: Fossil Fuel Component Declaration

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