4.—(1) The amount of electricity referred to in article 3(1)(a), in respect of an obligation period, is such amount of electricity as equals the relevant percentage of all the electricity supplied by the designated electricity supplier to customers in England and Wales during the obligation period (as determined pursuant to paragraph (3)), such amount being rounded to the nearest whole megawatt hour (with any exact half megawatt hour being rounded upwards).
(2) In paragraph (1) “the relevant percentage” means, in respect of an obligation period, the percentage set out in the second column of Schedule 1 against the reference to that obligation period in the first column of Schedule 1.
(3) For the purposes of paragraph (1) the amount of the electricity supplied by the designated electricity supplier to customers in England and Wales during an obligation period is to be determined by reference to—
(a)the estimated figures, for its total sales of electricity to customers in England and Wales for each of the twelve periods of approximately one month falling wholly or mainly within the obligation period, which are furnished to the Department of Trade and Industry and the Authority under paragraph (4), together with,
(b)any additional or updated figures for such sales as are furnished to the Authority under paragraph (5)(a).
(4) Each designated electricity supplier shall furnish to the Department of Trade and Industry and to the Authority, the estimated figures relating to its total sales of electricity to customers in England and Wales during an obligation period by no later than the 1st June immediately following the end of the obligation period.
(5) Each designated electricity supplier shall by no later than the 1st July immediately following the end of an obligation period, inform the Authority of—
(a)the amount of electricity which it has supplied to customers in England and Wales during the obligation period; and
(b)the amount in megawatt hours of its renewables obligation in respect of the obligation period.
(6) In furnishing the information specified in paragraphs (4) and (5), the designated electricity supplier shall have regard to any sales figures, which it has provided (or intends to provide) to the Department of Trade and Industry for statistical purposes and publication in “Energy Trends”(1).
Commencement Information
I1Art. 4 in force at 1.4.2006, see art. 1(1)