For the purposes of s 267(7) of the Corporations Law, a holding company is not a 'relevant person' merely because it shares a common director with the subsidiary that created the charge. 'Acting in concert' under s 15(1)(a) requires more than participation in the mechanical creation of a charge; it requires a common purpose with a pejorative element, typically involving circumvention of statutory obligations. A director who facilitates execution of charges believing it to be good corporate governance, without sharing any improper purpose, is not 'acting in concert' with the chargee.
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