This Practice Note summarises the law relating to de facto and shadow directors of a company pursuant to the Companies Act 2006 (CA 2006) and common law. Definition of 'director' CA 2006 broadly defines a director as 'any person occupying the position of director, by whatever name called'. Within that definition, case law has established that there are two categories of director: • de jure directors, being those directors that have been validly appointed in accordance with the company's articles of association and CA 2006, and • de facto directors A third category of director, known as shadow directors, is defined separately in CA 2006. Note that a person could be both a shadow director and a de facto director, eg if they assume the functions of a director as regards one part of the company's activities and gives directions to the board in relation to a different part of the company's activities. The remainder of this Practice Note focuses on the law regarding de facto and shadow directors. De facto directors A