Environmental and social scheme contacts

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 – 12:30 and 13:30 – 16:30

Tuesday: 09:30 – 12:30 and 13:30 – 16:30

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

Thursday: 09:30 – 12:30 and 13:30 – 16:30

Friday: 09:30 – 12:30 and 13:30 – 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.

Domestic RHI

Email: DomesticRHI@ofgem.gov.uk

Online scheme information: Domestic RHI

Phone: 0300 003 0744

Non-Domestic RHI

Email: rhi.enquiry@ofgem.gov.uk

Online scheme information: Non-Domestic RHI

Phone: 0300 003 2289

Telephone opening hours

Monday: 09:30 – 12:30 and 13:30 – 16:30

Tuesday: 09:30 – 12:30 and 13:30 – 16:30

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

Thursday: 09:30 – 12:30 and 13:30 – 16:30

Friday: 09:30 – 12:30 and 13:30 – 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.

Renewables Obligation (RO)

Email: Renewable.Enquiry@Ofgem.gov.uk

Tel: 020 7901 7310 (option 2)

Online scheme information: Renewables Obligation 

Fuelling and sustainability and the RO

Email: Renewable.Enquiry@Ofgem.gov.uk

Tel: 020 7901 7310 (option 2)

Online scheme information: Fuelling and sustainability under the RO

Feed-in Tariff (FIT)

Email: Renewable.Enquiry@Ofgem.gov.uk

Tel: 020 7901 7310 (option 1)

Online scheme information: Feed-In Tariff 

Climate Change Levy (CCL) and Renewable Energy Guarantees of Origin (REGO)

Email: Renewable.Enquiry@Ofgem.gov.uk

Tel: 020 7901 7310 (option 3)

Online scheme information: Climate Change Levy and Renewable Energy Guarantees of Origin

Telephone opening hours

Monday: 09:30 – 12:30 and 13:30 – 16:30

Tuesday: 09:30 – 12:30 and 13:30 – 16:30

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

Thursday: 09:30 – 12:30 and 13:30 – 16:30

Friday: 09:30 – 12:30 and 13:30 – 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 Company Obligation (ECO)

• Email: eco@ofgem.gov.uk
• Obligated supplier contact details 
• Online scheme information: Energy Company Obligation (ECO)

Warm Home Discount (WHD)

Questions on the scheme as a whole, and specifically on the 'Core Group', should be directed to the Department for Business, Energy and Industrial Strategy (BEIS): 

• Email: enquiries@beis.gov.uk
• Warm Home Discount tel: 0345 603 9439 (Monday to Friday, 9am to 5pm)
• Online scheme information: Heating and housing benefits guidance on GOV.UK (opens another website)

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

• Email: WHD@ofgem.gov.uk

Online scheme information: Warm Home Discount (WHD)

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.