PART 2 Eligibility criteria

9 Plants used to generate heat before the first commissioning date
1 The requirements referred to in regulation 3(b) are that no part of the plant which generates heat, other than any of the components listed in paragraph (2), was used before the plant’s first commissioning date.
2 The components referred to in paragraph (1) are—
(a) immersion heaters and other components which solely generate heat for the purpose of heating domestic hot water;
(b) supplementary electric heaters; and
(c) circulation pumps.