Green Gas Support Scheme (GGSS): annual tariff reviews and tariff change notices

This page covers the Green Gas Support Scheme ()'s Annual Tariff Review.

The Green Gas Support Scheme Regulations 2021 allow for the Secretary of State to review and change tariffs and degression thresholds annually by 1 September 2022, 2023 and 2024.

has committed to publishing an Annual Tariff Review by 1 September each year to announce and explain the outcome of the review. If tariffs are changed, we will also publish a Tariff Change Notice on this page. New tariffs and degression thresholds, if altered, will be in effect from 1 October, the month after publication of the Review.

Degression thresholds are also on the Budget Management page. Current tariffs are published by Ofgem here.