Our terms and conditions

""There are several different versions of Terms and Conditions, depending on how we supply you, as well as general Terms and Conditions that apply to all large energy users.

Terms and conditions to download

Power and Gas – General Terms and Conditions of Supply

These apply to all large energy users that we supply with power and/or gas.

Download General terms and conditions (PDF)

Power – Tariffs for De-energised Sites

These set out the rates that apply to de-energised sites contracted under our General Terms and Conditions above. These rates allow us to recover the third party costs of connecting your site to the National Grid.

Tariffs for de-energised sites (PDF)

Gas – Extra Terms and Conditions for Interruptible Supplies

These are extra Terms and Conditions for gas customers that have to interrupt their gas supply at the request of a gas transporter, e.g. in the case of a Gas Supply Emergency.

Interruptible Supply Terms and Conditions from 1 October 2011 (PDF)

Unmetered Supply (UMS) – General Terms and Conditions of Supply

These apply to all unmetered supply customers who have agreed an initial fixed term for their prices.

Unmetered Supply (UMS) General terms and conditions (PDF)

Unmetered Supply (UMS) – Deemed Terms and Conditions

These apply to all unmetered supply customers who have not yet agreed an initial fixed term for their prices.

Power deemed rates valid from 1 April 2017 (PDF) 

Pricing information

Power and Gas – Extended Contract Rates

These set out the rates that apply if we keep supplying a site under the General Terms and Conditions after the prices that were originally agreed have lapsed or been terminated.

Extended contract rates valid from 1 April 2017 (PDF)

Deemed Contracts

Deemed Contract rates will apply if we supply a site with power and/or gas but a contract has not yet been agreed. e.g. if your business moves into premises that we already supply. The Deemed Contract must remain in force until we have agreed a contract or we stop supplying the site.

Gas deemed rates valid from 1 July 2016 (PDF)

Power deemed rates valid from 1 April 2017 (PDF)