# The Energy Bills Discount Scheme Regulations 2023, Regulation 29: Calculation of discount

Extent: E+W+S

(1) For the purposes of these Regulations, “the discount” means the reduction (in p/kWh) in the supply price under a supply contract to be applied pursuant to the scheme in respect of that contract for any period.
(2) In the case of a general supply contract or a QHS supply contract, the discount is calculated as follows—
max⁡min⁡BD,MD,SP-MP,0 Where—
BD is the base discount in respect of that supply contract for the period;
MD is the maximum discount applicable to that supply contract;
SP is the supply price for the period;
MP is the minimum supply price applicable to that supply contract.
(3) In the case of an ETII supply contract the discount is calculated as follows—
0.3max⁡min⁡BD,MD,SP-MP,0+0.7max⁡min⁡ID, IMB,SP-RMP,0 Where—
BD is the base discount in respect of that supply contract for the period;
MD is the maximum discount applicable to that supply contract);
SP is the supply price for the period;
MP is the minimum supply price applicable to that supply contract;
ID is the increased discount in respect of that supply contract for the period;
IMD is the maximum discount applicable to an ETII supply contract plus the MD increment;
RMP is the minimum supply price applicable to an ETII supply contract less the GSP decrement.

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Source: https://www.legislation.gov.uk/uksi/2023/453/regulation/29 (the official version)
Page: https://openlegislation.uk/energy-bills-discount-scheme-regulations-2023/regulation-29
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.