BT Super, BT Super for Life – Superannuation, BT Super for Life – Retirement or BT Super for Life - Westpac Group Plan account merged into the Mercer Super Trust on 1 April 2023. If you have any further queries, please contact Mercer Super on 1800 682 525 Mon to Fri 8am – 7pm (AEST) or visit the Mercer website to find out more about the transfer.