TANZ offers the services of being an expert witnesses for legal matters, in these cases all information presented is base not just on an opinion, but on written information that is factual and will provide clear understanding of the issue that needs to be ruled upon.

Research on tile installation, product specification, building design, installation sequencing and time frames are all important factors that need to be addressed and presented before any disputes forum .

This type of work has been taken on by TANZ  senior members and have proved successful in Disputes Courts and the High Court of New Zealand.