If the rights attaching to any shares in a company are to be changed, consideration should always be given to whether this will involve a variation of class rights. Pursuant to section 630 of the Companies Act 2006 (CA 2006), class rights may only be varied: • in accordance with any provisions in a company’s articles of association in relation to variation of the rights, or • if there are no such provisions in a company’s articles, with the consent of the members of the class of shares whose rights are being varied, in accordance with CA 2006, s 630 In order to ascertain whether CA 2006, s 630 applies, it is first necessary to determine whether a variation of class