Company: NEWEN
Filing Date: 2025-11-06
Form Type: 6-K
Source: 0001654954-25-012622
Chunk: 38

Company: NATIONAL GRID PLC
Filing Date: 2025-11-06
Form: 6-K
Chunk 38
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 because of third party asset failure, system imbalances, and customer demand outstripping capacity, with potential adverse impacts on our customers, reputational damage, cost increases and regulatory consequences.

▪

There is a risk of a catastrophic asset failure because of failure of a critical asset or system, substandard operational performance or inadequate maintenance, third-party damage and undetected system anomalies leading to a significant public or employee safety and/or environmental event.

▪

There is a risk that we are unable to deliver on our major capital project programme within the required time-frames because of misalignment or lack of clarity with regulatory expectations, unclear financial frameworks to incentivise investment, complex planning requirements, external impacts on supply chain or a failure to demonstrate clear, long-term economic benefits to communities leading to increased costs, compromised quality, reputational damage and detrimentally impacting our ability to deliver our clean energy transition strategy.

#### Statement of Directors’ responsibilities
The half year financial information is the responsibility of, and has been approved by, the Directors. The Directors are responsible for preparing the half year financial information in accordance with the Disclosure Guidance and Transparency Rules (DTR) of the United Kingdom’s Financial Conduct Authority.

The Directors confirm that to the best of their knowledge:

a)

the condensed consolidated interim financial statements have been prepared in accordance with IAS 34 ‘Interim Financial Reporting’ as issued by the International Accounting Standards Board and as adopted by the United Kingdom;

b)

the half year management report includes a fair review of the information required by DTR 4.2.7R (indication of important events during the first six months and description of principal risks and uncertainties for the remaining six months of the year); and

c)

the half year management report includes a fair review of the information required by DTR 4.2.8R (disclosure of related parties’ transactions and changes therein).

By order of the Board

-------------------------------------------------

John Pettigrew Andy Agg

5 November 20255 November 2025

Chief Executive Chief Financial Officer

#### Independent Review Report to National Grid plc

#### Conclusion
We have been engaged by the Company (National Grid plc) to review the condensed consolidated set of financial statements in the half-yearly financial report for the six months ended 30 September 2025which comprises the consolidated income statement, the consolidated statement of comprehensive income, the consolidated statement of changes in equity, the consolidated cash flow statement and related notes 1to 16(collectively referred to as the ‘interim financial information