Introduction

Losing a parent or a partner is hard enough. Then, somewhere between the funeral and the paperwork, the solicitor or accountant says you’ll need “a valuation as at the date of death” — and you’re left wondering what that actually means, and whether it’s just another expense you can quietly skip.

Usually, it isn’t — particularly where an independent property assessment is needed to establish a reliable value for tax, estate administration or beneficiary decisions.

This article explains what a date of death valuation is, why that particular date carries so much weight for tax and for dividing an estate, when you genuinely need one, and how a valuer works out what a property was worth years ago.

Summary

A retrospective valuation is a formal assessment of what a property was worth on a date in the past — in a deceased estate, the date the owner died. Australia has no inheritance tax or death duties, but capital gains tax can apply when the property is later sold, and the date of death is the pivot point for that calculation.

Where the property was the deceased’s main residence and wasn’t producing income at death, or where they acquired it before 20 September 1985, the cost base generally resets to the market value on the day they died. That figure becomes the starting number for any future capital gain. Where the property was a post-1985 investment that was tenanted at death, the rules are different and the deceased’s original cost base usually carries through instead.

There’s also a two-year window to sell an inherited main residence free of CGT, with a further 18 months available under the ATO’s safe harbour in certain circumstances. Beyond tax, a date of death figure is used for probate, for splitting assets between beneficiaries, for one sibling buying out another, and for estate disputes.

Below you’ll find how these situations differ, what a valuer needs from you, the mistakes that cost families money, and answers to the questions people ask most.

What a Retrospective Valuation Actually Is

A retrospective valuation — you’ll also hear it called a backdated valuation, a historical valuation, or in this context a date of death valuation — assesses what a property was worth on a specific past date rather than today, particularly in situations where it helps to understand when a historical valuation is needed.

That’s the whole trick of it. The valuer isn’t telling you what the place is worth now. They’re telling you what it was worth on, say, 14 March 2019, based on the evidence that existed around that time.

How It Differs From a Current Valuation

A current valuation looks at today’s sales, today’s zoning and today’s condition of the house. A backdated valuation has to wind the clock back:

Comparable sales from around the historical date, not recent ones
Market conditions as they were then
The property’s condition and improvements at that time
Planning controls, zoning and title restrictions as they stood then

If the kitchen was renovated in 2022 and the date of death is 2019, that renovation doesn’t count. If the block was rezoned in 2021, it wasn’t rezoned at the relevant date.

How It Differs From an Agent’s Appraisal

This one trips up the most people.

An agent’s appraisal is a marketing opinion. It’s free, it’s quick, and it’s genuinely useful when you’re deciding whether to sell. But it isn’t an independent valuation, agents generally aren’t qualified valuers, and it doesn’t carry the evidence, reasoning or professional liability of a formal report.

When you’re dealing with the ATO, a solicitor, a court, or a sibling who thinks they’re being short-changed, “the agent reckoned it was worth about $900k” is a weak position to argue from.

Why the Date of Death Matters So Much

Australia doesn’t have death duties. There’s no inheritance tax here, and hasn’t been since the late 1970s. That’s the good news, and it’s why a lot of people assume there’s nothing to worry about.

The catch is capital gains tax. CGT usually doesn’t bite at the moment of death, but it can absolutely apply later, when the property is sold — and the date of death sets the baseline.

When the Cost Base Resets to Market Value at Death

Your “cost base” is what the property is treated as having cost you. Sale price minus cost base, roughly speaking, equals your capital gain.

Under the ATO’s rules for inherited assets, the first element of your cost base is the market value of the asset on the day the deceased died if the property passed to you after 20 August 1996 (but not as a joint tenant), and just before the deceased died it was their main residence and wasn’t being used to produce income. The same market-value reset applies where the deceased acquired the property before 20 September 1985 — a pre-CGT asset.

In plain English: in many of the most common situations — Mum’s home in Bendigo that she lived in until she died, or Dad’s old weatherboard in Ipswich bought back in the seventies — the value at the date of death becomes the starting figure for any future CGT calculation.

No defensible valuation for that date means no defensible cost base.

When It Doesn’t Reset

Here’s where a lot of well-meaning advice goes wrong. A rented post-CGT dwelling does not automatically reset to market value at death — the ordinary inherited cost-base rule applies unless the main residence and non-income-producing conditions are met.

So if your father bought an investment unit in Chermside in 2005 and had it tenanted right up until he died, you generally inherit his cost base — what he paid plus his eligible costs — not the value at his date of death. In that case the real job is digging up the original purchase records.

This is why the first call should be to the accountant or estate solicitor. They’ll tell you which limb you’re on.

The Two-Year Rule and the Extra 18 Months

If the property was the deceased’s main residence and wasn’t producing income at the time of death, there’s a generous concession. An inherited property may qualify for a CGT exemption if the conditions applying to dwellings acquired from deceased estates are satisfied, including the relevant two-year disposal or occupancy requirements.

Two Details People Get Wrong

The two years runs to settlement, not exchange. Signing a contract at 23 months and settling at 25 doesn’t get you there.
Estates are slow. Probate, a difficult sale, a beneficiary overseas — two years disappears faster than you’d think.

If You Run Over the Window

It’s not automatically a disaster. The 2-year limit is extended if disposal of the property is delayed by exceptional circumstances outside your control, and Practical Compliance Guideline PCG 2019/5 provides a practical administration approach — you don’t have to apply for the extension.

Under that guideline, where certain conditions are met, beneficiaries and executors can assume the Commissioner has extended the two-year period by up to a further 18 months, effectively giving an exemption period of three and a half years. The safe harbour is aimed at genuine hold-ups — a challenge to the will, a life interest, a sale that fell over through no fault of the executor — not waiting for the market to improve or renovating to lift the price.

The practical takeaway: whether or not you expect to be fully exempt, get the date of death figure documented anyway. If the sale slips past the window, or the main residence status is later questioned, that valuation is the difference between a manageable gain and a guess you can’t support.

Other Reasons You’ll Want a Date of Death Valuation

Tax gets the headlines, but it isn’t the only reason.

Administering the estate. Executors have to account for estate assets, and a supportable figure for the biggest one makes the whole administration cleaner.
Splitting things fairly. If the will says “the house to Sarah and the cash to Tom,” someone has to work out whether that’s actually even.
One sibling buying the others out. Extremely common, and extremely prone to falling apart without an independent number.
Estate disputes and family provision claims. Courts want independent expert evidence, not opinions.
Transfer duty and land tax. Duty on transfers from a deceased estate is state-based and concessions differ between NSW, Victoria, Queensland, WA, SA, Tasmania, the ACT and the NT. Your solicitor or revenue office will confirm what applies.
The deceased’s final tax return. Some situations trigger a CGT event at the date of death, which needs a market value at that date too.

How a Valuer Works Out What a Property Was Worth Years Ago

It’s not guesswork, and it isn’t a current value indexed backwards.

The Process

Inspect where possible and establish the property’s condition and improvements at the relevant date
Pull comparable sales from around that date in the same locality, for similar property types
Assess the market conditions of that period — a valuation as at March 2020 sits in a very different market to March 2021
Check zoning, overlays, easements, heritage listings and strata entitlements as they stood then
Set out the reasoning in a written report an accountant, solicitor or the ATO can follow

What the Valuer Will Ask You For

The date of death, and a copy of the death certificate or grant of probate
The property address and title details
Old photos, listings or building plans from around that time
Details of renovations and roughly when they were done
Whether the property was rented, owner-occupied or vacant at the date of death
Original purchase details, if you have them

Don’t stress if you can’t find everything. A good valuer can work with gaps — but every piece of evidence narrows the range.

Common Mistakes With Deceased Estate Valuations

Leaving It Too Long

You can have a backdated valuation prepared years after the fact — that’s the whole point of it — but the evidence trail thins out. The house gets renovated, sold or knocked down. Records vanish. Do it while it’s fresh.

Relying on the Rates Notice

The land value on a council rates notice is a statutory figure assessed for rating and land tax purposes. It isn’t the market value of the property.

Assuming “No Death Duties” Means “No Tax”

Two completely different things.

Only Thinking About the House

Rural properties, mixed-use sites, blocks with development potential and strata assets all have quirks a generic residential approach can miss.

Everyone Getting Their Own Number

If four beneficiaries each bring their own appraisal, you’ve bought yourself an argument. Agreeing on one independent valuer up front avoids the whole stage.

FAQs

Do I have to pay tax on a house I inherited in Australia?

There’s no inheritance tax or death duty here. CGT may apply when you later sell, depending on whether the property was the deceased’s main residence, when they acquired it, whether it was producing income, and when you sell.

Can you get a valuation for a date in the past?

Yes. That’s exactly what a retrospective valuation is. Valuers regularly prepare them for dates years or decades earlier using historical sales evidence and market data from that period.

How far back can a backdated valuation go?

There’s no hard cut-off. Valuations going back many years are common in deceased estate matters. The further back you go, the more the valuer relies on documentary evidence.

Will the ATO accept it?

The ATO expects market values used for tax purposes to be properly supported. A written report from a suitably qualified, independent valuer setting out the evidence and reasoning is the kind of documentation that stands up. Your accountant can confirm what’s required for your situation.

Do I need one if I’m selling within two years anyway?

Often, yes. Estate timelines slip and main residence status can be questioned. If settlement falls outside the window, you’ll need that figure to work out any gain.

Can the real estate agent just write me a letter?

For something informal, perhaps. For CGT, probate, court proceedings or a buy-out between beneficiaries, you want a formal valuation from a Certified Practising Valuer. Valuers are separately registered in Queensland and Western Australia; elsewhere, CPV status with the Australian Property Institute is the mark to look for.

Who pays for it?

Usually the estate, as a cost of administration. Where beneficiaries are dividing property between themselves, the cost is often shared. Your solicitor can advise.

What if the property was partly rented and partly lived in?

Partial exemptions and apportionment rules can apply, and it’s genuinely fiddly territory. Get an accountant across it early — and get the date of death value documented, because you’ll almost certainly need it.

Conclusion

Inheriting a property comes with a small job that has outsized consequences. A retrospective valuation at the date of death sets your cost base, supports your CGT position, and gives beneficiaries a fair number to work from.

None of it is urgent the way a funeral is urgent. But it’s straightforward now and awkward in three years’ time, once the evidence has gone.

Not sure whether you need one, or which date you should be valuing to? Registered Property Valuers prepares retrospective valuations for deceased estates across Australia — residential, rural, commercial and strata — with reports set out clearly enough for your accountant, solicitor or the ATO to follow.

Give us a call on +61 438 080 786 and we’ll talk it through. No obligation, and if you don’t need a valuation we’ll tell you that too.