PART 5Pricing Transparency
Displaying unit of measurement used for pricing
11.—(1) A charge point operator must ensure that the total price for charging an electric vehicle through a public charge point is clearly displayed in pence per kilowatt hour either on the charge point or through a separate device which does not require a person to have entered into a pre-existing contract with the charge point operator.
(2) A charge point operator must ensure that the total price for charging an electric vehicle displayed in accordance with paragraph (1) does not increase once the charging of the electric vehicle has commenced.