4.—(1) A person is a generator if that person holds a generation licence and satisfies paragraph (2).
(2) A person must have generated a mean of 10 TWh/yr or more of electricity in any of the generation periods.
(3) A person generates electricity at a generation plant throughout a generation period where that person holds the generation licence for that plant on the final 31st December of that generation period.
(4) Where a company holds a generation licence and belongs to a group of companies and the mean of electricity generated by the group of companies in a generation period is 10 TWh/yr or more, each company in the group with a generation licence satisfies paragraph (2).
(5) A new generator is a generator who satisfies paragraph (2) in respect of a generation period other than generation period one.
(6) In this article—
(a)“generation plant” means a place in Great Britain, in the territorial sea adjacent to Great Britain or in a Renewable Energy Zone where electricity is generated; and
(b)“Renewable Energy Zone” has the same meaning as in Chapter 2 of Part 2 of the Energy Act 2004(1).