LONDON–(BUSINESS WIRE)– As Agent Bank, please be advised of the following rate determined on: 9/1/2026 Issue ¦ National Grid Gas plc – Series 46 GBP 25,000,000 Index Linked FRN due 30 Mar 2037 ISIN Number ¦ XS0281936889 ISIN Reference ¦ 28193688 Issue Nomin GBP ¦ 25000000 Period ¦ 9/30/2026 to 3/30/2027 Payment Date 3/30/2027 Number of Days ¦ 181 Rate ¦ 3.75473 Denomination GBP ¦ 50000 ¦ 25000000 ¦ Amount Payable per Denomination ¦ 938.68 ¦ 469341.12 ¦ Bank of New