Maguire's decision to step down as New Zealand coach came after a tough ultimatum from the NZRL.
His recent success in leading the Kiwis to Pacific Championships glory was overshadowed by the conflict of interest between coaching the Kiwis and the Blues.
The potential sacking of Maguire was prompted by concerns from former Kiwi players about his ability to develop Australian rugby league talent while coaching the Kiwis.