It comes as IAG prioritises existing customers in Wellington over taking on new contents insurance policies in the region.
The company's conservative approach in the capital follows the Kaikoura Earthquake and the city's high natural peril risk.
Consumer NZ head of research Jessica Wilson says they're starting to see signs some companies are being more picky.
She says the country needs to start planning what provisions to put in place, if the private insurance market isn't willing to provide cover.
