Quick Answer

Home loan pre-approval is a lender's conditional confirmation that they are prepared to lend you up to a specified amount — subject to a satisfactory property valuation and verification of your financials. Pre-approval is not a guarantee of finance. It typically lasts 90 days. Individual eligibility and pre-approved amounts vary by lender. General information only.

What pre-approval means and what it doesn't

Pre-approval means a lender has assessed your financial position and, subject to conditions, is prepared to lend up to a stated amount. It does not guarantee your loan — the lender still assesses the specific property (valuation, type) and verifies your information hasn't materially changed. Treating pre-approval as guaranteed finance is a common mistake.

What lenders assess

Lenders typically assess: income (type, stability, amount), existing debts, living expenses, credit history, deposit source and amount (genuine savings requirements), dependants, and the proposed loan amount. Different lenders apply different policies — a mortgage broker can identify which best suits your circumstances.

How long does pre-approval take?

Working through a mortgage broker, pre-approval for straightforward applications can often be obtained in 24–72 hours. Complex situations take longer. Lender processing times vary. Individual timeframes vary.

How long does it last?

Most pre-approvals last 90 days. If you haven't purchased, you can typically renew — though updated documentation and a fresh assessment may be required. Don't let pre-approval expire before securing a property.

Does pre-approval affect your credit score?

A full credit assessment for pre-approval creates a credit enquiry on your file. Multiple enquiries in a short period can affect your score. A mortgage broker typically identifies the most suitable lender before applying, minimising unnecessary applications.

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Frequently asked questions

You don't need pre-approval to inspect, but you should have it before making an offer or bidding at auction. Never bid at auction without confirmed finance — if you win, you're immediately legally bound. Get pre-approval before seriously searching.
Reviewed by Chris Brown, ACL 384704 · 8 December 2025
Yes. If your credit history, income, expenses, deposit or borrowing capacity doesn't meet criteria, pre-approval may be declined. A mortgage broker can assess which lenders are most likely to approve your application before you apply, reducing unnecessary enquiries.
Reviewed by Chris Brown, ACL 384704 · 8 December 2025
No. Each lender applies different policies, income assessments and property requirements. Pre-approved amounts can vary significantly between lenders for the same borrower. A broker compares across multiple lenders to find the best fit.
Reviewed by Chris Brown, ACL 384704 · 8 December 2025
About this article

Written and reviewed by Chris Brown, CEO & Founder of New Vision Financial Services. Authorised Credit Representative of Finsure Finance and Insurance Pty Ltd (ACL 384704). Published 8 December 2025. General information only — not financial, legal or taxation advice. Individual circumstances vary. Seek independent advice before making financial decisions.