Environmental and social scheme contacts

Green Gas Support Scheme and Green Gas Levy

Green Gas Support Scheme Email: GGSS.Enquiry@Ofgem.gov.uk

Green Gas Levy Email: GGL.Enquiry@Ofgem.gov.uk

Phone: 0300 303 5997

Online scheme information: Green Gas Support Scheme and Green Gas Levy

Telephone opening hours

Monday: 09:30 – 16:30

Tuesday: 09:30 – 16:30

Wednesday: 09:30 – 12:30, no afternoon service

Thursday: 09:30 – 16:30

Friday: 09:30 – 16:00

Scheme registers

To access the registers for the above schemes, see Log in to our registers.

If you have issues accessing the registers, please contact us through the details above.

Renewable heat schemes

Domestic Renewable Heat Incentive

Email: DomesticRHI@ofgem.gov.uk

Online scheme information: Domestic RHI

Phone: 0300 003 0744

Non-Domestic Renewable Heat Incentive

Email: rhi.enquiry@ofgem.gov.uk

Online scheme information: Non-Domestic RHI

Phone: 0300 003 2289

Telephone opening hours

Monday: 09:30 – 16:30

Tuesday: 09:30 – 16:30

Wednesday: 09:30 – 12:30, no afternoon service

Thursday: 09:30 – 16:30

Friday: 09:30 – 16:00

Scheme registers

To access the registers for the above schemes, see Log in to our registers.

If you have issues accessing the registers, please contact us through the details above.

Renewable electricity schemes

Renewables Obligation 

Email: Renewable.Enquiry@Ofgem.gov.uk

Tel: 020 7901 7310 (option 2)

Online scheme information: Renewables Obligation 

Fuelling and sustainability and the Renewables Obligation 

Email: Renewable.Enquiry@Ofgem.gov.uk

Tel: 020 7901 7310 (option 2)

Online scheme information: Fuelling and sustainability under the RO

Feed-in Tariff 

Email: Renewable.Enquiry@Ofgem.gov.uk

Tel: 020 7901 7310 (option 1)

Online scheme information: Feed-In Tariff 

Smart Export Guarantee 

Email: Renewable.Enquiry@Ofgem.gov.uk

Tel: 020 7901 7310 (option 1)

Online scheme information: Smart Export Guarantee (SEG)

Renewable Energy Guarantees of Origin

Email: Renewable.Enquiry@Ofgem.gov.uk

Tel: 020 7901 7310 (option 3)

Online scheme information: Renewable Energy Guarantees of Origin

Telephone opening hours

Monday: 09:30 – 16:30

Tuesday: 09:30 – 16:30

Wednesday: 09:30 – 12:30, no afternoon service

Thursday: 09:30 – 16:30

Friday: 09:30 – 16:00

Scheme registers

To access the Renewables and CHP register for the above schemes, see Log in to our registers.

If you have issues accessing the registers, please contact us through the details above.

Energy efficiency and social schemes

Energy Company Obligation 

Warm Home Discount 

Questions on the scheme as a whole, and specifically on the 'Core Group', should be directed to the Department of Energy Security and Net Zero.

Questions on how the 'Broader Group' and 'Industry Initiative' elements operate can be directed to:

Online scheme information: Warm Home Discount (WHD)

Boiler Upgrade Scheme

Email address: BUS.Enquiry@ofgem.gov.uk

Phone: 0330 053 2006

Telephone opening hours

Monday: 09:30 – 16:30

Tuesday: 09:30 – 16:30

Wednesday: 09:30 – 12:30, no afternoon service

Thursday: 09:30 – 16:30

Friday: 09:30 – 16:00

Online scheme information: Boiler Upgrade Scheme

Energy scams

Scammers could contact you pretending to be from Ofgem. We will never sell you energy, ask for personal information, your personal bank details, or come to your property.  

If you suspect you have been contacted by someone pretending to be from Ofgem reject, refuse or ignore the contact and tell us by email consumeraffairs@ofgem.gov.uk or by calling 020 7901 7295

Counter fraud

We take allegations of fraud very seriously. To find out how to report suspected fraud within a government environmental or social programme, or to learn more about our role in preventing fraud, please see our section on counter fraud