1.—(1) Subject to sub-paragraph (2), in England and Wales, this Schedule applies in relation to every Part B installation.
(2) Where installations are Part B installations solely because of the aggregation of the net rated thermal input of two or more appliances in accordance with paragraph 2 under the heading “Interpretation and application of Part B” in Section 1.1 of Part 2 of Schedule 1, only paragraph 4(1)(a) of this Schedule applies to those installations (in addition to the provisions in Schedule 24).
(3) In Wales only, this Schedule also applies in relation to every small waste incineration plant (in addition to the provisions in Schedule 13) and in relation to every solvent emission activity (in addition to the provisions in Schedule 14).