It is one of the latest cases to emerge on a growing list of faulty apartments as national and state authorities grapple with how to manage the issue.
Louisa Carter purchased a new four-bedroom sub-penthouse in The Johnson apartment tower in inner-city Brisbane in 2017.
The former Department of Transport building in Spring Hill was transformed into an art series hotel and residential complex by developer and Melbourne-based Asian Pacific Group, now known as the Deague Group.