Depending on the complexity and nature of the issue evidence in the form of photographs or a report from a building expert may be required. The Guide to the provision of evidence to support a building work complaint publication can help in understanding what is required.
The Inspection of buildings: guidelines for building complaint reports publication is intended to provide information and direction to private building inspectors when preparing reports that are likely to be used in a complaint process, so that the reports are presented in a consistent format and enable a speedy resolution of their client's complaints.
Guide to the provision of evidence to support a building work complaint
Inspection of buildings: guidelines for building complaint reports