# The Renewable Heat Incentive Scheme Regulations 2017, Paragraph 4


Solid biomass which is wood or wholly derived from wood (except energy crops) meets the land criteria if—
(a) at least 70% of each consignment was obtained from a sustainable source;
(b) where more than one consignment is used in a quarterly period, at least 70% of the solid biomass used was obtained from a sustainable source; or
(c) the solid biomass was certified under an environmental quality assurance scheme which ensures that at least 70% of the solid biomass certified by that scheme was obtained from a sustainable source.

---
Source: https://www.legislation.gov.uk/ukdsi/2017/9780111156476/schedule/4/paragraph/4 (the official version)
Page: https://openlegislation.uk/draft-renewable-heat-incentive-scheme-regulations-2017/schedule-4/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.