Major Failure Under Australian Consumer Law: What Businesses Need to Know

If you sell products or services to customers in Australia, the Australian Consumer Law (ACL) is part of your day-to-day business risk (even if you don’t think of it that way).

One of the most important concepts to get right is a major failure. Why? Because if there’s a major failure under the ACL, your customer will often have stronger rights than they would for a minor issue - and in many cases, the customer can choose the remedy (such as a refund or replacement for goods). This is also where “store credit only” or “repair only” policies can land a business in trouble if they conflict with the ACL.

For small businesses, this can be a tough moment. You want to be fair to customers, protect your reputation, and keep cashflow under control. The good news is that if you understand what “major failure” means under the ACL and you put the right processes and documents in place, you can handle these situations quickly and confidently.

Below, we’ll break down what an ACL major failure is, what your customers can ask for, and what you should do (and avoid doing) when a dispute pops up.

What Is A “Major Failure” Under The Australian Consumer Law?

Under the Australian Consumer Law, customers receive automatic protections called consumer guarantees when they buy goods or services.

A major failure is a serious problem with the goods or services - serious enough that the customer’s rights become stronger than they would be for a minor issue.

While the ACL is detailed, from a practical small business point of view, it helps to think of a major failure as a problem where:

• the customer would not have bought it if they had known about the issue, or
• the issue is unsafe, or
• the goods or services are substantially unfit for their usual purpose (or a purpose the customer told you about) and can’t be easily made fit within a reasonable time, or
• the goods are significantly different from their description, sample, or demo model.

Major failure can apply to goods (like physical products, equipment, appliances, furniture, electronics) and to services (like repair services, installations, digital services, professional services, trades and labour).

It’s also worth noting that “major failure” doesn’t depend on whether you intended to do the wrong thing. Even if you acted in good faith, the customer’s ACL rights can still apply - and in many cases the seller is the first point of responsibility to the consumer (even if you may have separate rights against your supplier or manufacturer).

Major Failure vs Minor Failure (Why The Difference Matters)

If a problem is minor, you generally get the chance to fix it (for example, repair it) within a reasonable time.

If a problem is a major failure, the customer can usually choose their remedy (often a refund or replacement for goods, or cancellation/refund for services). This is why correctly identifying a major failure under the Australian Consumer Law is so important for your frontline staff and your customer service process.

Common Examples Of ACL Major Failure (Goods And Services)

In real life, disputes aren’t always black and white. But these examples are a helpful way to understand what “major failure” tends to look like.

Examples For Goods

• Safety issues: A product that poses a safety risk (for example, overheating, electrical fault, sharp edges not disclosed, toxic materials).
• Can’t be fixed within a reasonable time: A device repeatedly fails after repairs, or parts aren’t available and the repair timeline becomes unreasonable.
• Substantially unfit for purpose: A commercial-grade blender sold to a café breaks down under normal café use, despite being marketed for that purpose.
• Not as described: You sell “solid timber” furniture and it turns out to be veneer/particle board in a way that’s materially different to what was represented.
• Major mismatch to sample/demo: Customer purchased based on a sample or display model and the delivered item is materially different in quality or features.

Examples For Services

• Services significantly unfit for purpose: A website build that cannot perform the core function agreed (for example, the checkout can’t process payments) and it can’t be fixed without substantial rework.
• Unsafe outcomes: Installation or repair work that creates a safety risk (for example, incorrect electrical work or unsafe modifications).
• Not delivered within a reasonable time: A service is delayed so significantly that it defeats the purpose of the service (depending on the context and what was promised).
• Outcome materially different to agreed scope: The work performed is substantially different from what you agreed to provide (not just minor variations).

If you’re unsure whether a situation is a major failure, it’s often worth getting advice early. Getting it wrong can escalate a manageable complaint into a formal dispute (or a public review issue) very quickly.

What Remedies Can Customers Demand If There’s A Major Failure?

This is the key point many businesses miss: when there’s a major failure under the Australian Consumer Law, the remedy may be the customer’s choice (subject to things like the consumer’s right to reject being exercised within the relevant timeframe).

For Goods: Refund, Replacement, Or Compensation

If the goods have a major failure, customers generally have the right to:

• reject the goods and choose a refund or replacement, or
• keep the goods and ask for compensation for the reduction in value.

They may also have rights to claim for reasonably foreseeable losses resulting from the failure (for example, damage caused by a faulty product), depending on the circumstances.

For Services: Cancel And Refund, Or Compensation

If the services have a major failure, customers may generally be entitled to:

• cancel the service contract and receive a refund for the unused portion (and in some cases amounts already paid), or
• keep the contract and receive compensation for the reduction in value of the service.

Again, compensation may include losses that are reasonably foreseeable as a result of the service failure.

What You Usually Can’t Do In A Major Failure Situation

When it’s a major failure, businesses often get into trouble by insisting on an internal policy that conflicts with the ACL, such as:

• “No refunds under any circumstances”
• “Store credit only”
• “You must deal with the manufacturer”
• “We only offer repairs”

These kinds of blanket statements can create compliance risk under the ACL and can also trigger complaints to regulators.

How Do You Handle An ACL Major Failure Complaint As A Small Business?

If you want your team to handle major failure complaints smoothly, it helps to treat it like an operational process, not a one-off argument at the counter.

1. Triage The Facts Quickly

Start by gathering clear information:

• What exactly was purchased (model, batch, job ID, date, price)?
• What is the defect or problem?
• When did it occur and how was it used?
• What outcome is the customer asking for (refund, replacement, repair, cancellation)?
• Do you have any photos, videos, technician notes, or inspection results?

It’s usually worth documenting this internally. If the matter escalates, you’ll want a clear timeline and evidence of how you responded.

2. Work Out Whether It’s Likely A Major Failure Or Minor Failure

Ask practical questions:

• Is it unsafe?
• Is it substantially unfit for purpose?
• Is it significantly different from what was promised?
• Can it be fixed within a reasonable time?

If it looks like a major failure, move to the “customer may choose the remedy” mindset early. Trying to force a repair path can waste time and create unnecessary friction.

3. Offer A Compliant Remedy (And Confirm It In Writing)

Once you’ve agreed the remedy, confirm it in writing (email is usually fine). Keep it simple:

• what remedy has been agreed,
• the timeframe,
• how the customer will receive the refund/replacement, and
• how the goods will be returned (if relevant).

Your emails and messages can form part of the record of what was agreed, so it’s worth being clear and careful with wording.

4. Don’t Forget The “Flow-On” Issues (Shipping, Installation, And Data)

Major failure situations often involve practical extras that cause disputes if not handled properly, like:

• who pays return shipping or removal costs,
• whether installation fees are refunded,
• data handling (for example, if you’re receiving a device back with customer data), and
• timing (particularly where the customer is a business with operational downtime).

This is one reason why clear customer-facing terms matter, especially if you sell online. If your business collects customer details through your website or store systems, having a properly drafted Privacy Policy also supports your broader compliance posture.

Can You Limit Or Exclude “Major Failure” Rights In Your Terms And Conditions?

In most cases, you can’t contract out of the ACL consumer guarantees for consumers. If your terms try to exclude them, that wording may be void and can create additional risk.

That doesn’t mean your terms are useless. In fact, well-drafted terms are one of the best tools you have to reduce disputes and set expectations in a compliant way.

What Your Terms Can Do (Without Breaching The ACL)

Depending on your business, your customer terms can help by clearly setting out things like:

• how customers should report faults and what info you need,
• assessment and troubleshooting steps (as long as they don’t delay remedies unreasonably),
• return logistics and timeframes,
• how you handle change of mind returns (which are different to ACL rights), and
• how you manage cancellations and rescheduling for services.

For service businesses, having a properly tailored Service Agreement can also help you define scope, deliverables, variations, and what happens if the customer changes instructions mid-project (which is a common source of disputes that get mislabelled as “major failure”).

Be Careful With “No Refund” Signs And Blanket Policies

It’s common for small businesses to have a “no refunds” policy to manage change-of-mind returns. But if your sign or policy is too broad, it can accidentally misrepresent a customer’s ACL rights.

From a risk perspective, it’s worth training your team to distinguish:

• Change of mind: not automatically entitled to a refund (unless your policy says otherwise)
• Minor failure: you generally can offer repair first
• Major failure: the customer may be entitled to reject and choose a refund or replacement (or cancel services)

How To Reduce Major Failure Disputes Before They Happen

You can’t eliminate defects or service issues entirely. But you can reduce how often they become expensive, stressful disputes by tightening your systems and documents.

Use Clear Advertising And Sales Practices

A lot of major failure arguments start with a mismatch between what was promised and what was delivered. That includes:

• product descriptions (online and in-store signage),
• sales claims about performance, durability, or compatibility, and
• service marketing claims (“same-day”, “guaranteed results”, “works with all systems”).

Try to keep marketing and product pages accurate, specific, and consistent with what you can actually deliver.

Control Your Supply Chain (As Much As You Can)

If you’re reselling products, a defective batch can create a flood of claims in a very short time.

Practically, consider:

• supplier agreements that deal with defective products and returns,
• quality checks on arrival, and
• recordkeeping so you can identify affected customers quickly.

Set Up Customer-Facing Policies That Match The ACL

For eCommerce and service businesses, your policies often do most of the customer communication work for you.

In particular, having properly drafted website and customer terms helps you explain:

• delivery processes and risk of loss,
• how to request help for faulty goods,
• timeframes for assessment, and
• what happens if you can’t source a replacement.

Key Takeaways

• An Australian Consumer Law major failure is a serious issue with goods or services (for example, unsafe, substantially unfit for purpose, not as described, or not able to be remedied within a reasonable time in the way the ACL contemplates).
• When there’s a major failure, customers will often be able to choose their remedy (commonly a refund or replacement for goods, or cancellation/refund for services), provided any rejection is made within the applicable timeframe.
• Blanket “no refunds” or “store credit only” policies can create compliance risk if they misrepresent ACL rights.
• A strong complaint-handling process helps you triage issues quickly, decide whether it’s a major or minor failure, and resolve matters in a way that protects your cashflow and reputation.
• Well-drafted customer terms and service agreements, backed by practical internal systems, can reduce disputes and help your team respond consistently and confidently.

If you’d like help reviewing your customer terms, refund processes, or contracts so your business is set up to handle Australian Consumer Law issues properly, reach out to Sprintlaw on 1800 730 617 or team@sprintlaw.com.au for a free, no-obligations chat.