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Before you sign · Every state

Building and pest inspection cost

Inspection fees are quotes, not schedules, so we will not invent an average for you. What matters more than the price is the deadline: on most purchases the window in which an inspection can still save you is measured in business days, and at auction it closes before you raise your hand.

Put your own quotes in. If you were given one combined price, enter it as the building figure and leave pest at zero — the total is what matters here.

In proportion

Inspection cost

$600

0.08% of a $750,000 purchase — and the only step that can tell you to walk away.

Set against the rest

Building inspection$400
Pest inspection$200
As a share of the price0.08%
Total$600
When the inspection has to happen — NSW private treaty

On a private-treaty purchase in New South Wales the cooling-off period ends at 5 pm on the fifth business day after the contract is made, so the inspection has to be booked and read inside that window. At auction there is generally no cooling-off period at all, which means the inspection has to happen before you bid. Cooling-off periods differ in every state and territory, and two have none at all, so check the rule where you are buying.

For every $1,000 of purchase price, the inspection costs about $0.80.

Inspection fees are deregulated market prices and are your own inputs — there is no schedule to cite. Cooling-off rules below are quoted from the legislation and differ by state. General information only — not legal advice.

The deadline matters more than the fee

Almost everything written about inspections argues about the price. The more expensive mistake is booking one too late, because the protection an inspection offers only exists while you can still withdraw.

At auction there is generally no cooling-off period. The moment the hammer falls you are contractually bound, so an inspection has to be arranged and read before you bid — on a property you may not win. That is money at risk, and it is the reason serious bidders budget for inspections on more than one property.

By private treaty you may get a short statutory window. In New South Wales the cooling-off period ends at 5 pm on the fifth business day after the contract is made, or the tenth business day for an off-the-plan contract, and withdrawing forfeits 0.25% of the purchase price to the vendor. Queensland has its own cooling-off period under the Property Occupations Act. The durations, the penalties and the exclusions differ by state, and some jurisdictions provide none at all, so confirm your own before you rely on it.

And the window can be signed away. In New South Wales a buyer can shorten or waive cooling off with a certificate under section 66W of the Conveyancing Act 1919; Queensland allows waiving or shortening under section 167 of its Act. Vendors ask for these to make an offer more attractive. It is a legitimate tactic, but signing one converts your inspection from a safety net into a formality — so do it first.

What the fee actually buys

A building inspection is a visual inspection of accessible areas: structure, roof void, subfloor, wet areas, drainage, visible defects. Nothing is opened up, so anything behind a wall, under a floor covering or inside a sealed cavity is outside its scope by definition. A pest inspection is a separate exercise looking for termites and other timber pests, and for the damp and timber contact that invites them.

Two things it is not. It is not a valuation — it says nothing about what the property is worth. And it is not a warranty; an inspector reports what was visible on the day, which is why the report’s list of inaccessible areas deserves as much attention as its list of defects.

Why it is the cheapest decision you will make

Set against the rest of the transaction the fee barely registers. On the default figures above it is 0.08% of the purchase price, while stamp duty on the same purchase runs into the tens of thousands. Every other cost in a purchase buys you the property. This is the only one that can tell you not to buy it.

If you want the full settlement-day picture rather than this one line of it, the upfront costs calculator totals duty, registry fees, LMI and these quotes together.

Frequently asked questions

How much does a building and pest inspection cost?
It is a market price with no schedule behind it, so any figure quoted as a national average is someone's estimate rather than a published rate. What is worth knowing is the shape of the quote: building and pest are two different inspections, often sold as a bundle, and a combined quote is usually cheaper than buying them separately. Get two or three quotes, check what each one actually includes, and compare them on the tool above.
When do I need to book the inspection?
Before you are locked in, which is earlier than most buyers expect. At auction there is generally no cooling-off period at all, so the inspection has to happen before you bid. On a private-treaty purchase you may have a short statutory cooling-off period, but it is measured in business days rather than weeks. In New South Wales it ends at 5 pm on the fifth business day after the contract is made, and ten business days for an off-the-plan contract.
Can the cooling-off period be shortened?
Yes, and it often is. In New South Wales a purchaser can waive or shorten it by giving a certificate under section 66W of the Conveyancing Act 1919, and vendors frequently ask for one to make an offer competitive. Queensland allows the period to be waived or shortened too, under section 167 of the Property Occupations Act 2014. If you sign one of those, the window in which an inspection could save you disappears — so do the inspection first.
What does a building inspection actually cover?
A visual inspection of what the inspector can safely reach: structure, roof void, subfloor, walls, wet areas, drainage and visible defects. It is not destructive, so it does not include anything behind a wall, under a floor covering or inside a sealed cavity. A pest inspection looks specifically for termites and other timber pests and the conditions that attract them. Neither is a warranty, and neither values the property.
Is a building and pest inspection worth it?
On the numbers, it is the least expensive decision in the whole transaction. $600 on a $750,000 purchase is 0.08% of the price — a rounding error next to the stamp duty, and the only part of the process that can tell you not to proceed. A single undetected structural or termite problem routinely costs multiples of the fee to remedy.
Do I need one for an apartment?
A standard building inspection covers the lot you are buying, not the whole block, and much of what matters in an apartment is common property maintained by the scheme. For a unit, the strata records are usually more revealing than an inspection of the lot itself — the minutes, the maintenance plan and the capital works balance tell you what is coming. Our strata fees page explains what to look for.

Sources

  • NSW cooling-off period, duration and 0.25% forfeiture — Conveyancing Act 1919 No 6, Division 8 (sections 66S, 66T, 66U and 66W).
  • Queensland cooling-off period, and waiving or shortening it — Property Occupations Act 2014, sections 166 to 168.
  • Victoria — Sale of Land Act 1962.
  • Inspection fees are deregulated and have no published schedule, so none is asserted here. Cooling-off rules differ in every state and territory, and two have none at all. Pick yours in the timeline above and the rule is shown with its own source — the Act, the regulation or the state consumer body, as the case may be.

The rest of the buying bill

All of it

Upfront costs of buying

Duty, registry fees, LMI and your quotes — total cash at settlement.

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Legals

Conveyancing fees

The fixed government half of a quote, and the negotiable half.

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Apartments

Strata and body corporate fees

What the levies cost, and the special-levy risk to check first.

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The big one

Stamp duty — every state

Concessions, caps and surcharges for your state.

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