Scrip Reference Share Price

19 October 2017

Centrica plc ('the Company')

Scrip Reference Share Price

The Company offers shareholders the opportunity to receive ordinary shares of 614/81 pence each in the Company ('Shares'), ranking equally with existing issued ordinary shares, in place of cash dividends by participating in the Company's Scrip Dividend Programme ('the Programme').

On 1 August 2017, the Company announced an interim dividend for the year ending 31 December 2017 of 3.60 pence per Share payable on 30 November 2017 (the 'Interim Dividend'). The scrip reference share price for those who are, or who will elect to become, participants in the Programme in respect of the Interim Dividend is 174.10 pence.

The scrip reference share price is the average of the closing middle market quotation for Shares, derived from the London Stock Exchange Daily Official List, for the five consecutive days from 12 October 2017 to 18 October 2017 (inclusive).

The deadline for application under the Programme in respect of the Interim Dividend is 4:30pm (London time) on 9 November 2017.

Programme terms and conditions and mandate forms are available from centrica.com/dividends.

ENDS

Andy Hodges

Head of Secretariat, Centrica plc

01753 494000

Centrica plc is listed on the London Stock Exchange (CNA)Registered Office: Millstream, Maidenhead Road, Windsor, Berkshire SL4 5GD

Registered in England & Wales number: 3033654Legal Entity Identifier number: E26EDV109X6EEPBKVH76ISIN number: GB00B033F229