The Town and Country Planning (General Permitted Development) Order 1995

G.4    Interpretation of Class G

For the purposes of Class G(b), “electrical plant” has the meaning assigned to that term by the said section 64(1) and “telecommunications line” means a wire or cable (including its casing or coating) which forms part of a telecommunication apparatus within the meaning assigned to that term by paragraph 1 of Schedule 2 to the Telecommunications Act 1984(1) (the telecommunications code).