Who is a company's beneficial owner under Australian law?

A company’s beneficial owner is the natural person who either owns a significant portion of the company or otherwise effectively controls it, whether that control comes from voting rights, board appointment powers or a contractual arrangement. Under the AML/CTF Act and AUSTRAC’s guidance, reporting entities must identify, verify and document that person, tracing through every layer of a corporate or trust structure until a real human being is named. This is company beneficial ownership in practice, not theory.

Before you get to the mechanics of tracing, three things matter most:

• The 25% threshold is a floor, not a finish line. Control can create UBO status well below it.
• Ownership chains must be followed to a natural person. A holding company is never the end point.
• AUSTRAC guidance, the Corporations Act and emerging Treasury reforms all shape what “sufficient” verification looks like.

The rest of this guide walks through the definitions, the legal framework, the tracing methodology, and what reporting entities need on file when a regulator asks.

Key Takeaways

Where to verify the details in this guide

Primary sources carry more weight than any summary, including this one, when a regulator asks how a conclusion was reached.

• AUSTRAC’s ownership and control guidance sets out the natural-person test in the regulator’s own words.
• Treasury’s explanatory materials explain the reasoning behind expanded ASIC tracing powers.
• ASIC’s registers provide the company extracts every tracing exercise starts with.
• The Australian Business Register corroborates entity identities and ABNs during the tracing process.

Table of Contents

• What does company beneficial ownership actually mean?
• Which Australian laws govern beneficial ownership disclosure?
• How do you determine who counts as a UBO?
• What is the correct method for tracing a beneficial owner?
• Worked examples: tracing through a company and through a trust
• What must reporting entities do to stay compliant?
• What do practitioners get wrong about beneficial ownership tracing?
• Sources

What does company beneficial ownership actually mean?

A beneficial owner (sometimes called an ultimate beneficial owner, or UBO) is always a natural person, never another company or trust. Australian practice treats anyone holding 25% or more of the shares or voting rights as a beneficial owner by default, but that figure is a screening tool rather than a legal ceiling. AUSTRAC’s own guidance makes clear that ownership and control are assessed separately, and a person can qualify through either test.

Relevant interest, a term drawn from the Corporations Act, is a distinct concept worth separating from the AML/CTF ownership test. A relevant interest concerns voting power and disposal rights in listed entities, chiefly for substantial shareholding notices, while the beneficial ownership test under the AML/CTF regime asks a broader, more practical question: who actually stands to benefit from, or direct, this company?

Pro Tip: Don’t assume a 24% shareholder is automatically clear of UBO status. Check whether they hold a shareholders’ agreement giving them a veto over major decisions. Control can exist entirely outside the share register.

Control mechanisms compliance officers see most often include:

• Special voting rights attached to a particular share class, even where the shareholding itself sits below 25%.
• The power to appoint or remove a majority of directors, regardless of shareholding size.
• Contractual rights, such as a loan covenant or a shareholders’ agreement, that give one party effective veto power over company decisions.

The OECD’s beneficial ownership toolkit describes this as a cascading test: apply the ownership threshold first, layer in control indicators second, and fall back on senior managing officials only when the first two tests genuinely produce no answer.

Which Australian laws govern beneficial ownership disclosure?

The Anti-Money Laundering and Counter-Terrorism Financing Act 2006 (Cth) is the primary statute. It requires reporting entities to identify and verify beneficial owners as part of customer due diligence, and AUSTRAC’s rules and guidance flesh out what “reasonable measures” means in practice. Three developments sit alongside it that every compliance officer should track:

1. AUSTRAC’s ownership and control guidance sets out the natural-person test and confirms that tracing must continue up the chain until a human is identified, not stop at the first corporate entity encountered.
2. Treasury’s explanatory materials for reforms to Chapters 6 and 6C of the Corporations Act widen ASIC’s tracing notice powers and clarify disclosure timing for listed entity ownership, a shift that affects how quickly substantial holdings must surface.
3. The Commonwealth’s public register policy signals a move toward a centralised, publicly accessible register of beneficial ownership for unlisted companies, a step that would bring Australia closer to registers already operating in the United Kingdom and the European Union.

AUSTRAC’s guidance states plainly that a beneficial owner is a natural person who either owns 25% or more, or otherwise controls, the customer, and that identifying this person requires following the ownership chain rather than stopping at the immediate shareholder on record.

Treasury’s explanatory materials for the 2024 disclosure reforms confirm the policy rationale: ownership opacity has been identified as a persistent gap in Australia’s corporate transparency regime, and expanding ASIC’s tracing powers is intended to close it. The government’s own media release on the public register frames the reform as closing the gap between Australia’s AML/CTF obligations and what is actually visible on the public record. Compliance teams should treat this as a direction of travel, not a settled endpoint. Until the register exists, the burden of tracing sits squarely with reporting entities.

How do you determine who counts as a UBO?

The 25% ownership threshold works as a practical trigger because it is measurable: check the share register, check the percentage, done. But treating it as the whole test is where most tracing errors begin. AUSTRAC’s guidance is explicit that control can create UBO status at any shareholding level, including zero.

Control indicators that pull someone into UBO territory below 25% include:

• A special class of shares carrying disproportionate voting weight relative to economic ownership.
• The contractual right to appoint or remove a majority of the board.
• Veto rights over major decisions, such as asset sales or new debt, written into a shareholders’ agreement or loan facility.
• Acting as a company secretary or nominee director for an undisclosed principal.

Pro Tip: When a customer produces a company extract showing a clean, evenly split shareholding with no single owner above 25%, that is often the moment to look harder, not relax. Evenly split structures are a known technique for sitting just under disclosure thresholds.

Red flags that should trigger enhanced due diligence rather than standard verification:

• Nominee shareholders or directors who cannot explain the commercial rationale for their role.
• Layered offshore structures spanning multiple secrecy jurisdictions with no clear business purpose.
• Shell companies with no employees, no physical premises and no operating history.
• Documents that contradict each other, such as a constitution naming different directors to the current ASIC extract.

None of these red flags prove wrongdoing on their own. They tell you the file needs more work before you can sign off on beneficial owner tracing with confidence.

What is the correct method for tracing a beneficial owner?

Tracing works best as a disciplined, repeatable sequence rather than an ad hoc investigation. AUSTRAC’s guidance recommends drawing on multiple documentary sources, and third-party data services can support this work, but they never replace the reporting entity’s own verification duty.

A defensible tracing sequence looks like this:

1. Start with the customer’s own declaration of beneficial ownership, collected at onboarding.
2. Pull a current ASIC company extract to confirm shareholders, directors and registered addresses.
3. Where a shareholder is itself a corporate entity, repeat the extract process for that entity, and continue up the chain.
4. Obtain the company’s constitution and any shareholders’ agreement to check for control rights not visible on the share register.
5. For trust-linked structures, obtain the trust deed and any deed of variation.
6. Corroborate entity identities against the Australian Business Register or ABN Lookup.
7. Where gaps remain, engage a commercial data provider for supplementary corroboration, but document that this supplements rather than substitutes for direct verification.

For the natural person identified as the ultimate beneficial owner, acceptable verification evidence typically includes:

• A certified copy or digitally verified image of a government-issued photo identification document.
• Proof of address dated within the past three to six months.
• A signed declaration confirming their percentage ownership or nature of control.
• Where relevant, evidence of source of wealth or source of funds.

Enhanced due diligence becomes necessary when tracing surfaces a politically exposed person, a sanctions match, a jurisdiction with weak transparency rules, or documentation that simply doesn’t add up. At that point, standard verification steps up to include PEP and sanctions screening, source-of-wealth enquiries, and independent corroboration from a source outside the customer’s own disclosures.

Pro Tip: Keep a running log noting the source and date of every document collected during tracing. If a regulator later asks how you reached your conclusion, that log is the difference between a five-minute explanation and a week of reconstructing your file.

Worked examples: tracing through a company and through a trust

Company example. A conveyancer is engaged by Buyer Pty Ltd. The ASIC extract shows Buyer Pty Ltd is wholly owned by Holdco Pty Ltd. That person is the beneficial owner, and the file should hold three ASIC extracts plus the natural person’s identity verification, all dated and sourced.

Trust example. A law firm onboards a discretionary family trust as a client. The trustee is a corporate entity, but the trustee itself is never automatically the UBO. The trust deed must be obtained to identify the settlor, the named beneficiaries or beneficiary class, and whether a protector holds a power of appointment. Practical experience with trust structures shows that failing to look past the trustee is one of the most common tracing failures compliance teams make.

Where residual uncertainty remains, don’t paper over it. Record precisely what was checked, what couldn’t be confirmed, and why, then apply a proportionate mitigation, whether that’s enhanced monitoring or, in serious cases, declining the relationship altogether.

What must reporting entities do to stay compliant?

Beneficial ownership obligations don’t end once a UBO is named. They shape ongoing customer due diligence and, in some cases, a decision to report.

1. At onboarding, collect the beneficial owner’s declaration, verify their identity to the required standard, and screen them against sanctions and PEP lists before the relationship proceeds.
2. On an ongoing basis, monitor for changes in ownership or control. A shareholding shift, a new director, or a restructured trust deed can all change who the UBO is mid-relationship.
3. For recordkeeping, retain every declaration, extract and verification document for the period set out under the AML/CTF Act, with each item dated, sourced and signed where applicable.
4. When something doesn’t add up, escalate. That might mean enhanced monitoring, declining to proceed with the transaction, or filing a suspicious matter report or threshold transaction report where the facts warrant it.

Tranche 2 entities, including real estate agents, conveyancers, lawyers, accountants, and trust and company service providers, encounter UBO issues most often in property settlements involving corporate or trust purchasers, and in company or trust formation work where the client structure is deliberately opaque from the outset. Our checklist for real estate agents preparing for Tranche 2 covers the documentation these entities need on file before settlement day.

What do practitioners get wrong about beneficial ownership tracing?

The real skill is control analysis: reading a shareholders’ agreement for a veto clause, or a trust deed for an undisclosed power of appointment. Trusts deserve particular scrutiny, because the trustee named on paper is rarely the whole story, and settlors, protectors and beneficiary classes all need to be checked before a file is closed.

AML Guard was built around this exact workflow. The platform runs end-to-end customer due diligence with document capture and biometric liveness checks, resolves company beneficial ownership from the registry with a bureau report attached as evidence, reaches trusts and SMSFs through their corporate trustee, screens against PEP and sanctions lists with ongoing re-screening, and keeps a seven-year tamper-evident audit trail for every decision made along the way. Your compliance officer reviews and approves each determination before CDD proceeds, so the automation never makes the call for you. For teams handling trust-heavy client bases, our guide to beneficial ownership CDD for trusts, SMSFs and companies goes deeper into the trust-specific pitfalls practitioners hit most often.

This guide sets out the compliance framework in full. Where AML Guard’s platform is mentioned, it’s presented as one compliant way to operationalise these obligations, not as the only path available to reporting entities.

A practitioner’s view on why UBO tracing pays off

Solid beneficial ownership tracing is one of the few compliance tasks that pays for itself twice: it satisfies the regulator, and it tells you who you’re actually doing business with. Firms that treat it as a box-ticking exercise tend to discover the gaps only when AUSTRAC asks for the file. Start with the simplest structures, document every source you touch, and automate the repeatable parts. It’s the difference between a defensible file and a scramble.

How AML Guard supports beneficial ownership tracing in practice

Tracing a UBO through three layers of holding companies, a discretionary trust and a related SMSF by hand takes hours, and every hour is a chance to miss a document or misdate a file. AML Guard automates the registry lookups, the screening and the record keeping, then puts the resolved owners in front of your compliance officer to approve. The judgement calls stay with the people qualified to make them, and the evidence trail assembles itself around the decision.

The platform runs biometric identity verification, resolves a company to the natural persons who own or control it in a single request, returns each with screening status and a bureau report attached as evidence, and screens beneficial owners against sanctions and PEP lists with ongoing re-screening. Where a trust or SMSF holds through a corporate trustee, that trustee runs its own determination on its ACN, and the deed work stays with your officer. Every step lands in a seven-year tamper-evident audit trail, so when AUSTRAC or an internal auditor asks how you reached a conclusion, the answer is already on file. AML Guard also integrates with REX CRM, pushing only compliance status through to your listings without exposing sensitive due diligence data.

There’s no free trial or self-service sign-up. Firms start by booking a demo, and AML Guard configures a tenant around the specific designated services and risk profile the practice actually needs. If beneficial ownership tracing has been eating into your team’s time, book a demo with AML Guard and see the workflow against your own client files.

Sources

• Determining ownership and control structures | AUSTRAC
• Explanatory materials: Treasury Laws Amendment Bill 2024: Enhanced disclosure of ownership of listed entities
• Improving transparency of the true owners of companies — media release
• Effective beneficial ownership frameworks toolkit — OECD (2024)

Recommended

• Beneficial Ownership CDD for Trusts, SMSFs & Companies | AML Guard
• Beneficial Ownership in Property Transactions: How to Trace UBOs Under Tranche 2 | AML Guard
• AML Guard — AML/CTF Compliance for Australian Real Estate
• AML/CTF Compliance Checklist for Real Estate Agents: What You Need Before 1 July 2026 | AML Guard