53 For equity-settled share-based payment transactions, the entity shall apply this IFRS to grants of shares, share options or other equity instruments that were granted after 7 November 2002 and had not yet vested at the effective date of this IFRS.

54 The entity is encouraged, but not required, to apply this IFRS to other grants of equity instruments if the entity has disclosed publicly the fair value of those equity instruments, determined at the measurement date.

55 For all grants of equity instruments to which this IFRS is applied, the entity shall restate comparative information and, where applicable, adjust the opening balance of retained earnings for the earliest period presented.

56 For all grants of equity instruments to which this IFRS has not been applied (eg equity instruments granted on or before 7 November 2002), the entity shall nevertheless disclose the information required by paragraphs 44 and 45.