Micro generation (G98)

Find out more about single and multiple micro generation installations, and notify us of a new connection.

Notify us

Notify us within 28 days of commissioning your new small-scale generation installation by using our online form. 

It will take around 15-20 minutes to complete.

Guidance notes for G98 generation (single premises) can be read here

Guidance notes for G98 generation (multiple premises) can be read here.  

Before you start

You will need:

  • The device reference number(s) of any new or existing generation devices that you wish to connect
  • Property / site postcode
  • Installer and customer contact information

Do we serve your area?

It’s easy to find out if we work in your area, all we need is your site postcode. 

Prefer paper?

If you would prefer to download the form(s) that you need and then return them completed to us, you can do so by clicking the relevant links below. 

  • G98 Form B for installations of generation / storage at a single premise
  • G98 Form A for installations of generation / storage at multiple premises

If you require more information, please see the applicable summary guide in the panel at the top of the page. 

You can either email or post your form(s) to your regional office. Make sure to include any supporting documentation.

Email: nged.newsupplies@nationalgrid.co.uk

National Grid Electricity Distribution, Records Team, 6th Floor, Toll End Road, Tipton, DY4 0HH

South Wales:
National Grid Electricity Distribution, Records Team, Glan Y Tawe, Central Business Park, Millbrook Drive, Swansea Vale, SA7 0AB

South West:
National Grid Electricity Distribution, Records Team, Lostwithiel Road, Bodmin, PL31 1DE

Contact us

We are here to answer your questions. 

0800 0963080

Call us: Monday to Friday, 8am - 5pm 

Or email us: