Sch 4 para 4 Significant holdings in undertakings other than subsidiary undertakings
(1) The information required by paragraphs 5 and 6 must be given where at the end of the financial year the company has a significant holding in an undertaking which is not a subsidiary undertaking of the company, and which does not fall within paragraph 18 (joint ventures) or 19 (associated undertakings). (2) A holding is significant for this purpose if— (a) it amounts to 20% or more of the nominal value of any class of shares in the undertaking, or (b) the amount of the holding (as stated or included in the company's individual accounts) exceeds one-fifth of the amount (as so stated) of the company's assets.