32. After regulation 72 (fossil fuel contamination adjustment to periodic support payments for producers and combusters of biogas produced from gasification and pyrolysis) insert—
72A.—(1) This regulation applies to—
(a)a participant producing biogas from anaerobic digestion in an accredited RHI installation; or
(b)a participant producing biomethane for injection from biogas made from anaerobic digestion.
(2) Where, in accordance with regulation 40A, a participant uses feedstock derived from fossil fuel, the periodic support payment calculated in accordance with regulation 66 or 73 must be reduced pro rata to reflect the percentage of the energy content of biogas from the fossil fuel component of the feedstock used by the participant in the relevant quarterly period.”.