Refinance Home Loan NZ: Step-by-Step Switching Process

A step-by-step walk-through of switching your home loan to a new bank in NZ, from research to settlement.

Proply Team 6 July 2026

From Research to Settlement

Switching your home loan to a new bank in NZ follows a fairly consistent sequence. Most people start their research and application about a month before their current fixed term expires, so the switch lines up cleanly and avoids extra time on floating rates.

brown cardboard boxes on a brown wooden tablePhoto by Michal Balog on Unsplash

The whole process usually takes 3–6 weeks from application to settlement, though your lawyer can often turn around the legal work in 1–3 weeks once formal approval comes through.

The Switching Process, Step by Step

The same broad sequence applies whether you're refinancing for a better rate or to restructure.

1. Review your current loan

Check your fixed term end date, any break fees, and what your existing bank is already offering.

2. Compare lenders

Shop rates, cashback and fees across banks, ideally with enough lead time to negotiate.

3. Apply with the new lender

Submit your application; the bank issues a conditional letter of offer if approved.

4. Engage a lawyer

Your lawyer liaises with both banks, transfers the loan, and registers it on your title.

5. Settle and update payments

Funds move on settlement day; update automatic payments and any linked accounts.

Your New Bank

Assesses your application, issues conditional approval, and releases the new loan funds at settlement.

Your Lawyer

Handles the legal transfer, notifies your old bank, and registers the new loan on your title.

Most solicitors can turn around the legal side of a refinance in 1–3 weeks once the new bank issues formal approval.

Quick Summary

  • Timeline: typically 3–6 weeks from application to settlement.
  • Start early: apply about a month before your fixed term ends.
  • Your lawyer manages the legal transfer and title registration.

Ready to switch lenders?

Proply keeps you, your new bank and your lawyer coordinated through every step of the switch.

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