# The Energy Bills Discount Scheme Regulations 2023, Regulation 28: Calculation of base discount

Extent: E+W+S

(1) Subject to paragraph (3)—
(a) the “base discount” in respect of a supply contract for any period (“P”) is calculated as follows—
RWP-GSP
(b) the “increased discount” in respect of an ETII supply contract for P is calculated as follows—
RWP-GSP-GSPD Where—
RWP is the reference wholesale price applicable to that supply contract for P, subject to paragraph (4);
GSP is the government supported price applicable to that supply contract;
GSPD is the GSP decrement.
(2) The Secretary of State must determine the base discounts and (for ETII supply contracts) increased discounts for fixed price contracts and variable price contracts, and publish them with the corresponding reference wholesale prices.
(3) Where regulation 58 applies, the base discount is reduced and (for an ETII supply contract) the increased discount is reduced in accordance with that regulation.
(4) Where paragraph (1) of regulation 49 applies, the reference wholesale price is determined under sub-paragraph (c) of that paragraph.

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Source: https://www.legislation.gov.uk/uksi/2023/453/regulation/28 (the official version)
Page: https://openlegislation.uk/energy-bills-discount-scheme-regulations-2023/regulation-28
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.