5 Variation of definition of dwelling – combined heat and power stations
1 Where a dwelling is part of a tenement, there shall be included in the definition of dwelling the following parts of a power station—
(a) any parts that fall within the solum of the tenement;
(b) all pipes and risers for the transport of water between a power station and the tenement that are located in, over or under land pertaining to the tenement; and
(c) where the power station benefits only the tenement, the other parts of that power station.
2 The parts of a power station included by virtue of this regulation shall be allocated equally between the dwellings in the tenement that are served by those parts.