Buying guide

Property due diligence in NZ: what to check before you buy

Understanding this essential step in your property journey.

Hannah Hilliam
Last updated: 8 August 2025 | 2 min read
AI

AI summary

Due diligence is the essential research you do before buying a property to avoid costly surprises and ensure it's the right fit for you. It's about making an informed and confident decision.

This process involves reviewing key documents, including:

- A LIM Report for council information and risks

- A Builder's Report for structural integrity

- A Valuation Report for market value

- The Report of Title for ownership details

Confirming your finance pre-approval is also a critical step.

What is due diligence and why does it matter?

Builder's reports can give you crucial information about the state of the property.

Your due diligence checklist

Questions to ask yourself:

Key documents to review

LIM Report (Land Information Memorandum)

Builder’s report

Valuation report

Report of Title

Property file

Don’t forget the finance side

Author

Hannah Hilliam Hannah Hilliam
Content Writer