# The Renewable Heat Incentive Scheme (Amendment) Regulations (Northern Ireland) 2025, Regulation 6: Amendments to the principal Regulations


For Schedule 5 (Tariffs for small and medium biomass installations (whenever accredited)), substitute the following–
“SCHEDULE 5
Regulation 36
(Tariffs for small and medium biomass installations (whenever accredited))
Tariff name
Sources of energy or Technology
Installation capacity
Tariff Pence/kWh
Small Biomass
Solid biomass including solid biomass contained in municipal solid waste
Less than 20kWth
Tier 1: 13.8
Tier 2: 4.8
Medium Biomass
(lower capacity)
As above
20kWth and above up to but not including 100kWth
Tier 1: 6.1
Tier 2: 1.7
Medium Biomass
(upper capacity)
As above
100kWth and above up to but not including 200kWth
Tier 1: 4.2
Tier 2: 1.5
”

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Source: https://www.legislation.gov.uk/nidsr/2025/9780338025371/regulation/6 (the official version)
Page: https://openlegislation.uk/draft-renewable-heat-incentive-scheme-amendment-regulations-northern-ireland-2025/regulation-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.