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Buyers Agents Australia
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Cost transparency guide

Every cost of using a buyers agent

What you see on the invoice, and what you don't. A complete breakdown of visible fees, hidden charges, and the costs you avoid by having professional representation.

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The total cost of buying with a buyers agent

The buyers agent fee is the number you see on the quote. But the true cost of a property purchase is layered. Some charges come from your agent, some from third parties, and the largest of all comes from the government in the form of stamp duty.

Understanding every cost upfront means no surprises at settlement, and lets you assess whether the agent's fee represents genuine value against what you are spending in total.

$0

Typical visible fee

fixed, ex-GST

$0

With GST (10%)

what you actually pay

0%

Hidden cost share

fees beyond the agent bill

0%

GST on all fees

confirm inc. or exc. upfront

Biggest hidden cost

Stamp duty

$21K–$43K on an $800K purchase, depending on state

GST impact

+$1,500 on a $15K fee

Always confirm whether your quote is inc. or exc. GST

Safe budget rule

Add 6% on top of price

Covers stamp duty, agent, legal, inspections, and registration

Total cost on a $1M NSW purchase

The cost iceberg

The agent fee is what you see. Everything below the waterline is what you also pay, and what most buyers do not fully budget for until settlement.

The success fee is just the tip. Budget a further $4,000–$8,000 for third-party charges below the waterline, plus a further $21,000–$43,000+ for stamp duty depending on your state.

Every cost in dollar terms

Based on a $1 million property purchase in NSW. Stamp duty dwarfs all other costs, by a factor of more than two to one against the agent fee itself.

Stamp duty (NSW, $1M)~$40,570
Buyers agent fee (GST-inc)~$16,500
Engagement / retainer fee$1,500–$4,000
Conveyancing / legal$1,200–$2,500
Council rate adjustments$500–$2,000
Building & pest inspection$500–$1,000
Strata report (if applicable)$250–$600
Mortgage / title registration$300–$500

Where every additional dollar goes

As a percentage of total additional costs on a $1M NSW purchase (approximately $62,000 above the purchase price).

Total spend breakdown

$1M NSW purchase, additional costs only

~$62Ktotal additional
Stamp duty 68%
Buyers agent fee (inc GST) 18%
Legal & conveyancing 5%
Engagement fee 3%
Inspections & reports 3%
Registration & rates 3%

Stamp duty is the dominant cost, roughly 3.8× the buyers agent fee on a $1M NSW purchase, and the single largest line item beyond the property price itself.

The agent fee plus GST is the next-largest charge at around 18% of additional costs. Everything else (legal, inspections, registration, engagement) together is under 15% combined.

Estimates assume a $1M NSW owner-occupier purchase using a $15,000 fixed-fee buyers agent. First home buyer concessions, interstate stamp duty rates, and percentage-fee structures shift these proportions.

Every hidden cost, with estimates

Use this as a pre-settlement checklist to ensure nothing catches you by surprise.

GST on agent fee: +10%

All buyers agent fees attract GST. A $15,000 fee quoted ex-GST costs $16,500. Always confirm whether any quote is GST-inclusive or GST-exclusive before comparing.

Engagement / retainer fee: $1,500–$4,000

Paid upfront when you sign the agency agreement. Usually deducted from the success fee, but not always. Confirm the treatment before signing.

Building & pest inspection: $500–$1,000

Payable per property inspected, even if you walk away. A buyers agent limits unnecessary inspections, but some cost is unavoidable on properties that do not pass muster.

Strata report: $250–$600

For any strata-titled property. Reveals special levies, building defects, and owners corporation disputes. Essential, non-negotiable, payable by you.

Survey / title search: $200–$400

Confirms boundaries, easements, and encumbrances. Typically handled by your conveyancer but billed separately. Some firms bundle it into their conveyancing fee.

Conveyancing / legal fees: $1,200–$2,500

Your solicitor or conveyancer handles contract review, exchange, stamp duty, and settlement. A non-negotiable cost regardless of whether you use a buyers agent.

Stamp duty: $21,850–$43,070 on $800K

The largest additional cost and the most state-variable. NSW charges ~$31K on an $800K purchase; QLD ~$21K. First home buyers may qualify for exemptions.

Title & mortgage registration: $300–$600

Payable to the state land titles office to register the transfer and your lender's mortgage. A small but unavoidable government charge.

Aborted search costs: varies

If you cancel the engagement mid-search, the engagement fee is typically forfeited. Some agents also charge a termination fee or invoice for completed work. Read the termination clause.

Questions to ask before you sign

A transparent agent will answer all of these without hesitation. Evasiveness on any point is a red flag.

Is your quoted fee GST-inclusive or exclusive?

The most common source of fee confusion. Get this confirmed in writing before you compare any two agents.

Is the engagement fee deducted from the success fee?

Most reputable agents say yes. If the answer is "no, they are separate charges", recalculate the total cost accordingly.

What is included in the success fee, and what is not?

Ask explicitly: does it cover all inspections, all property assessments, auction attendance, and the pre-settlement inspection? Get scope in writing.

Are there travel or disbursement charges above the fee?

For broad geographic searches, some agents charge travel costs separately. Ask upfront, especially if your search spans multiple regions or suburbs.

What is the termination clause if I walk away?

Understand the consequences of ending the engagement before purchase. Some agreements include penalty clauses for work already completed.

Are you covered by professional indemnity insurance?

PI insurance protects you in the event of an agent error or professional negligence. Ask for the policy details. The industry-accepted minimum is $2M in coverage.

Transparent agent vs opaque agent

The difference between the best and worst experience is not usually the fee level. It is the clarity with which it is disclosed.

Fee quotation

Transparent Agent

GST-inclusive total provided upfront in writing.

Opaque Agent

Verbal quote only; written agreement differs.

GST treatment

Transparent Agent

Explicitly stated (inc. or exc.) in the quote.

Opaque Agent

Quote ex-GST without clearly flagging the difference.

Scope of service

Transparent Agent

Itemised list of what is and is not covered.

Opaque Agent

Vague "end-to-end service" with no itemisation.

Engagement fee

Transparent Agent

Clearly stated; confirms it is deducted from success fee.

Opaque Agent

Treated as a separate fee on top of success fee.

Cost surprises at settlement

Transparent Agent

None. All costs disclosed and agreed before signing.

Opaque Agent

Disbursements, travel costs, or extras appear late.

PI insurance disclosure

Transparent Agent

PI policy details provided on request.

Opaque Agent

Not mentioned unless directly pressed.

Termination terms

Transparent Agent

Clear, fair termination clause with defined conditions.

Opaque Agent

Ambiguous cancellation terms; penalty clauses buried in fine print.

Frequently asked questions

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Hidden Costs of a Buyers Agent (2026) | Buyers Agent Guides