Cease And Desist Letters: Essential Australian Guide For Businesses

If someone is copying your brand, spreading false statements about your business, or breaching a contract, you don’t always need to run straight to court.

Often, the first step is a clear, well‑crafted cease and desist letter. It puts the other party on notice, sets out your legal position, and gives them a chance to fix the problem fast.

In this guide, we’ll walk through what a cease and desist letter is, when it helps, how to draft one that’s fit for purpose in Australia, and the key risks to avoid (including defamation “concerns notice” rules and the unjustified threats risk in IP disputes).

Our goal is to help you protect your business while keeping costs and stress to a minimum.

What Is A Cease And Desist Letter?

A cease and desist letter is a formal request asking a person or business to stop specific conduct that you say is unlawful, harmful or unauthorised. It’s not a court order, but it does three important things:

• Explains what the other party has done (or is doing) that infringes your rights.
• Demands they stop and sets a deadline for compliance.
• Signals you’re prepared to take further steps if the issue isn’t resolved.

A strong letter is clear, factual and proportionate. Think of it as a pre‑litigation step that opens the door to a practical resolution-removal of infringing material, undertakings not to repeat conduct, compensation where appropriate, or a negotiated settlement.

Depending on the issue, the letter may reference different areas of Australian law-intellectual property, defamation, confidential information, privacy, competition and consumer law, or contract. The strategy and wording should match the legal context.

When Should You Use One In Australia?

Cease and desist letters are common in business disputes. Here are typical situations where a letter makes sense.

Intellectual Property (Trade Marks, Copyright, Designs)

If a competitor uses a confusingly similar name or logo, passes off your content as their own, or reproduces your product imagery without permission, a letter can be very effective. Many businesses act quickly once they understand the risk.

Where brand protection is central to your strategy, registering your trade mark strengthens your position and often speeds up resolution.

Misleading Or Deceptive Conduct and Passing Off

Some disputes are best framed under the Australian Consumer Law-particularly where another business is representing their goods or services as yours, or implying an affiliation that doesn’t exist. If you’re alleging misleading or deceptive conduct, stick to the facts and explain why the conduct is likely to mislead ordinary customers.

Confidential Information And Former Employees

If confidential documents, client lists or pricing models have been taken or disclosed without permission, a letter demanding the return and deletion of materials-and undertakings not to use them-can be decisive. In sensitive discussions with suppliers, contractors or potential partners, use a Non‑Disclosure Agreement from the outset to reduce the risk of future disputes.

Breach Of Contract

When a counterparty fails to do what your agreement requires-such as delivering sub‑standard goods, failing to pay, or breaching exclusivity-your letter should identify the clause breached, what must be done to remedy it, and by when. For context, see how a breach of contract claim usually works.

Defamation And Harmful Online Content

If false statements are damaging your reputation, a letter seeking removal and an apology may be an appropriate first step. In Australia, there are special rules for defamation pre‑action notices-more on that in “Legal Risks, Pitfalls And Australian Nuances” below.

How To Draft A Cease And Desist Letter (Step‑By‑Step)

You don’t need to be aggressive to be effective. Aim for measured, professional and precise.

1) Identify The Conduct Clearly

• Describe what happened, where, and when (e.g. URLs, product names, dates, screenshots).
• Be specific about the content or behaviour to stop-vagueness leads to delay and disputes.

2) Set Out The Legal Basis

• Link the facts to the right legal framework: IP infringement, breach of confidence, misleading conduct, breach of contract, defamation, harassment, or privacy.
• If you have registered rights (e.g. a trade mark), say so and identify the registration.

3) State Your Demands

• Cease the conduct by a set deadline.
• Take corrective actions (e.g. remove content, return and delete confidential documents, issue a clarification).
• Provide written undertakings not to repeat the conduct.
• In appropriate cases, seek costs or compensation (keep this proportionate to the harm and the legal basis).

4) Attach Or Reference Evidence

• Include links, screenshots, purchase records, copies of the contract, or side‑by‑side comparisons.
• Organise evidence so a third party could follow it easily-this also helps if the matter escalates.

5) Set A Reasonable Deadline

• Short, clear deadlines (often 7–14 days) drive action while remaining fair.
• Note what you’ll do if the deadline is missed (e.g. apply for an injunction or start proceedings).

6) Keep The Tone Professional

• Stick to facts, avoid personal comments, and avoid threats you’re not prepared to follow through on.
• Consider whether any settlement discussion should be marked “without prejudice”. If your letter only makes demands (and is not a settlement offer), do not assume the label applies.

7) Consider Format And Signing

• Use your letterhead or your lawyer’s letterhead. If someone is signing for a company, make sure the execution aligns with Australian signing requirements.
• If a representative is acting for you (e.g. internal manager), include or have ready a simple letter of authority.

If you’d like a deeper dive into structure and wording, see our guide to creating a cease and desist letter.

Legal Risks, Pitfalls And Australian Nuances

Here are the key traps to avoid in Australia. Getting these wrong can weaken your position-or even expose you to new claims.

Defamation: Concerns Notice And “Offer To Make Amends”

• For publications after the 2021 reforms, many states require you to serve a “concerns notice” before starting defamation proceedings. The notice needs to identify the defamatory matter and the harm alleged, and allow time for an “offer to make amends”.
• Be careful calling a letter a “cease and desist” in a defamation context if you are actually giving a concerns notice-make sure it contains the required information and tone for the statutory process.
• Keep your letter factual and measured. Publishing the letter (or over‑stating your claims) can create additional risk.

IP Disputes: Avoid “Unjustified Threats”

• The Trade Marks Act, Patents Act and Designs Act include “unjustified threats” provisions. If you threaten infringement proceedings without a solid legal foundation, the recipient may counter‑claim for unjustified threats.
• Mitigate risk by setting out a clear factual basis, asking for undertakings first, and avoiding broad or accusatory statements. Refer to your registered rights if applicable, and avoid threatening remedies you’re unlikely to pursue.

Contracts: Don’t Overreach On Remedies

• Only demand remedies available under the contract or law. For example, if the agreement doesn’t provide liquidated damages, be cautious about specifying fixed “penalties.”
• Identify the clause breached and the cure required. If termination is on the table, point to the relevant provision and any notice requirements.

Misleading Or Deceptive Conduct

• If you allege misleading or deceptive conduct, explain how the representation is misleading in context (audience, medium, and impression created), and what corrective action you want.

Confidential Information

• Make sure what you call “confidential” is actually confidential: not public, not trivial, and disclosed subject to an obligation of confidence. If disclosure was under an NDA, reference it and attach the relevant clause.

“Without Prejudice” Isn’t Magic

• The label only applies to genuine settlement communications and won’t hide purely assertive or threatening correspondence. Use it appropriately-misuse can backfire.

Tone And Professional Conduct

• Overly aggressive language can escalate conflict and hurt credibility. Courts and counterparties respond better to clear, proportionate requests backed by facts.

Get Advice Before You Send

• Having a lawyer review your letter can help you avoid the pitfalls above and position you for a fast resolution-or a stronger footing if litigation becomes necessary.

Sending The Letter And What Happens Next

How you deliver and follow up can influence the outcome.

Delivery Method

• Email is often sufficient for speed and a traceable record. For added formality, send by email and post to a physical address.
• Address the letter to the right decision‑maker (e.g. the company’s director or legal team), and include reference numbers or URLs so it’s easy to triage internally.

Follow‑Up And Negotiation

• If the recipient engages, be responsive. You might agree on undertakings, removal of content, or a practical timeline for changes.
• Where payment or a release is part of the resolution, consider documenting the deal in a short deed of release so both sides can move on with certainty.

If There’s No Response

• Decide if you’ll escalate. Options include seeking urgent injunctive relief, filing a claim, or-if it’s a platform issue-using takedown processes with marketplaces or social networks.
• Timing matters. If your letter set a deadline, acting soon after strengthens your position and shows you’re serious.

If You Receive A Cease And Desist Letter

• Don’t ignore it. Missing a reasonable deadline can increase your risk and costs.
• Assess the merits quickly. Sometimes a modest adjustment or correction resolves everything; other times you’ll need to defend your position.
• If the letter alleges IP infringement, defamation or breach of confidence, get tailored advice promptly to avoid missteps.

Practical Extras That Help

• Have your records in order-contracts, NDAs, brand registrations and correspondence. For licensing or permission scenarios, a clear copyright licence agreement makes rights and limits obvious.
• If you didn’t start with an NDA, lock down confidentiality going forward with a Non‑Disclosure Agreement before sharing any further information.

Key Takeaways

• A cease and desist letter is a practical, cost‑effective first step to stop unlawful or harmful conduct and open the door to resolution.
• Keep it clear: describe the conduct, set out your legal basis, state your demands, include evidence, and set a reasonable deadline.
• Watch the Australian nuances-use a proper defamation concerns notice where required, and avoid “unjustified threats” in IP disputes by sticking to facts and proportionate requests.
• Frame the issue correctly: some disputes are better under contract, confidential information, or misleading or deceptive conduct rather than defamation.
• Protect your position with strong foundations-registered trade marks, NDAs, clear contracts, and well‑kept records all make your letter more persuasive.
• Be professional in tone, and consider documenting any resolution in a deed of release so it’s final.
• Getting a quick review from a lawyer before you send can reduce risk and improve your chances of a fast, commercial outcome.

If you would like a consultation on cease and desist letters, you can reach us at 1800 730 617 or team@sprintlaw.com.au for a free, no-obligations chat.