Due to essential maintenance the online connections service will be unavailable from 7pm on Friday 19 March until 6am Monday 22 March.
We apologise for any inconvenience this may cause.
Please telephone 0870 903 9999, Monday to Friday, 8am to 6pm, to speak to one of our advisors. Alternatively please email us at cos.enquiries@uk.ngrid.com. We aim to respond on the next working day.