Business Law Library & Tracker
Selected Business Law Cases
Short explainers for court decisions that change how Australian businesses handle contracts, staff, customers, IP and company duties.
Sources last reviewed 8 June 2026
Main law guides
297
Acts, regulations and codes worth reading first
Topics
22
Plain-English clusters
Published case explainers
496
Selected cases with a business lesson
Tracked updates
110
New, amended & reviewed
Plain-English explainers, not legal advice. Use the linked official source for section-level detail, and get advice for your situation.
Get legal helpWilliams v Albarran
In a secured-property dispute, showing a serious legal question may not be enough. If a borrower wants to stop enforcement before trial, the Court will look hard at...
Winya v Chief Commissioner of State Revenue
Payroll tax grouping is fact-heavy. Shared investors, directors, services or business links can attract attention, but businesses may still need to show who really...
Woodhouse, in the matter of Forex Capital Trading
When a customer-facing financial business collapses, records, claim assessment processes and communication plans become the difference between an orderly...
Woori International Pty Ltd, in the matter of TJM Holdings Group Pty Ltd (In Liquidation) (No 2)
If your company is in liquidation and you want to challenge a winding-up order, a liquidator’s conduct, or the next procedural step, you need to act early and use...
Yang v Wong
Money routed through related companies may be commercially suspect, but the legal claim still has to fit the statute. Liquidators, assignees and creditors need to...
Yeo v J & K Cheung Investments
Selling business assets to a related party right before liquidation is high-risk, especially where tax debts, unpaid creditors and undervalue allegations are...
Yindjibarndi Ngurra Aboriginal Corporation RNTBC v State of Western Australia
Businesses should read this case as a warning not to collapse three different issues into one: getting tenure, negotiating commercial agreements, and managing...
Yura Yarta Services v Jones
Restraint and confidentiality cases are won or lost on precision. A business seeking urgent orders should identify the exact contract, the exact confidential...
Aaron Sansoni Group International Pty Ltd v Manti
The main lesson is operational discipline. If a court orders your business, an employee, or a related person to transfer a domain name, provide access to devices,...
Aaron Sansoni Group International Pty Ltd v Manti (No 3)
If your business is thinking about bringing a contempt application, do not assume that proving some breaches will lead to full cost recovery. This judgment shows...
Abbey Laboratories Pty Ltd v Virbac (Australia) Pty Ltd (No 2)
If your business receives a notice to produce, do not assume every request must be met without challenge. The party seeking documents needs to show a legitimate...
Abbey Laboratories Pty Ltd v Virbac (Australia) Pty Ltd (No 3)
If your business is preparing to launch a product that may sit close to a competitor’s patent, do not assume that filing revocation proceedings makes launch safe....
Abbey Laboratories Pty Ltd v Virbac (Australia) Pty Ltd (No 4)
If your business launches a product in the shadow of an existing patent, this case is a warning that post-judgment relief is likely to be narrow. The Court drew an...
ACN 168 479 614 Pty Ltd (formerly known as Steller Developments Pty Ltd (in liq) (Receivers & Managers appointed) v Smedley, in the matter of ACN 168 479 614 Pty Ltd (No 4)
If your business is thinking about suing on a deed, guarantee or similar commercial document, do not treat adverse costs as an afterthought. A failed claim can...
Advanta Seeds Pty Ltd v Nuseed Pty Ltd (Summary Judgment Costs)
The main lesson is to lock down your case theory early and keep it consistent across the pleading, witness evidence, technical documents and any contractual...
AHG WA (2015) Pty Ltd v Mercedes-Benz Australia/Pacific Pty Ltd
If your business is part of a franchise or dealer network, this case is a practical reminder to focus on the agreement before investing heavily in premises, fitout,...
Al Muderis v Nine Network Australia Pty Limited (Trial Judgment)
If your business, founder or senior professional is the subject of a media investigation, this case is a reminder that a defamation claim is not won simply by...
Alexiou v Australia and New Zealand Banking Group Limited (Subpoena)
The main lesson is procedural discipline. If a key witness is unavailable, your business should treat that as a live risk from the start of the case, not as a...
Allotz.com Limited (in liquidation) v Galbally
If your business is in a Federal Court dispute, do not treat a notice to produce as an automatic shortcut to early evidence. This case shows the Court may refuse...
Aristocrat Technologies Australia Pty Ltd v Commissioner of Patents
If your business is considering patent protection for a software-enabled product, do not assume the answer turns on labels like "software", "AI" or...
Arrotex Pharmaceuticals Pty Limited v Minister for Health and Aged Care
If your business depends on a statutory formula, do not assume a previous regulatory event blocks a later one unless the legislation clearly says so. Build a...
Austin Engineering Ltd v Podulova (No 4)
If your business is considering urgent court action after a former employee takes or keeps company files, build your evidence in layers. First, prove what happened:...
Australian Competition and Consumer Commission v Beacon Products Pty Limited (in liq)
Read this case as a warning about systems, records and tone. If your business uses outbound calls, follow-up pressure, repeat ordering or recurring supply, you need...
Australian Competition and Consumer Commission v Bupa HI Pty Ltd
A business cannot safely turn a partial entitlement into a blanket no. If a customer is entitled to something, even if only part of a claim, service or benefit is...
Australian Competition and Consumer Commission v Clorox Australia Pty Limited
Business owners should read this case as a warning about headline green claims. The Court accepted that the dominant front-of-pack wording mattered most. Here,...
Australian Competition and Consumer Commission v Emma Sleep GmbH
Businesses should read this case as a warning to check both the substance of their promotions and the reality of their operating model. If you advertise savings,...
Australian Competition and Consumer Commission v Emma Sleep GmbH (Non-publication)
If your business is in Federal Court, assume that documents on the court file may later be inspected by non-parties unless there is a strong legal basis to restrict...
Australian Competition and Consumer Commission v Fewstone Pty Ltd (Penalty)
The clearest lesson from this case is that a retailer cannot assume a supplier or manufacturer has taken care of compliance. If your business supplies products that...
Australian Competition and Consumer Commission v Mastercard Asia/Pacific Pte Ltd (No 2)
If your business is dealing with the ACCC or another regulator, do not treat privilege review as a box-ticking exercise. This case shows that courts may protect...
Australian Competition and Consumer Commission v Mastercard Asia/Pacific Pte Ltd (No 3)
If your business is in a dispute, do not treat privilege as something that is protected automatically once lawyers are involved. This case shows that the real risk...
Australian Competition and Consumer Commission v Meta Platforms, Inc. (formerly Facebook, Inc.) (No 4)
The practical takeaway is to read this as a pleading decision, not a liability ruling. The Court was deciding whether the ACCC had pleaded an arguable case, not...
Australian Competition and Consumer Commission v Optus Mobile Pty Limited
If your business sells to consumers, this case is a practical warning to review the whole sales pathway, not just scripts and disclosures. You need to know whether...
Australian Competition and Consumer Commission v Qteq Pty Ltd
Business owners should read this case as a warning about competitor contact. The legal risk point is not limited to a completed cartel agreement. If your team...
Australian Competition and Consumer Commission v Telstra Limited (No 2)
If your business changes what customers receive, whether by moving them to a different tier, altering features, changing service levels or reframing the value of a...
Australian Competition and Consumer Commission v Webjet Marketing Pty Ltd
Business owners should treat this case as a systems and messaging case, not just an advertising case. The Court accepted that the relevant question was the...
Australian Property Scout Holdings Pty Ltd v Titus (No 2)
For business owners, the case is a reminder that urgent injunctions are won on precision, evidence and drafting. If you want immediate protection, it helps to...