Alex is Sprintlaw's co-founder and principal lawyer. Alex previously worked at a top-tier firm as a lawyer specialising in technology and media contracts, and founded a digital agency which he sold in 2015.
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If you run a small business, recording phone calls can be incredibly useful. It can help you train staff, improve customer service, keep accurate notes, resolve disputes, and even manage safety or compliance issues.
But there’s a catch: as soon as you start recording conversations, you’re also stepping into privacy, criminal law, employment, and data security territory.
So, is it legal to record a phone call in New Zealand? In many everyday business situations, it can be lawful - but you need to do it the right way. Below, we break down how the rules generally work for New Zealand businesses, the common traps we see, and practical steps to reduce your legal risk.
What Does New Zealand Law Say About Recording Phone Calls?
In New Zealand, whether recording a phone call is lawful often depends on whether you are a party to the call and how you handle the recording (including how it’s collected, used, shared and stored).
1. Recording Your Own Calls (The General Position)
As a general starting point, if you (or your staff member) are actively participating in the call, it will often be lawful to record it.
This is because New Zealand’s criminal law is typically most concerned with the interception of private communications (for example, listening to or recording a call you’re not involved in). A participant to the call is usually not “intercepting” the communication in the same way - but the details can matter depending on how the recording is made and the circumstances.
That said, “lawful to record” doesn’t automatically mean “safe to do whatever you want with the file”. Even if the recording itself is lawful, privacy obligations still apply to how you collect, notify people, store, use, disclose, and retain that recording.
If you want a deeper overview specifically on the legal framework and business considerations, it’s worth reading up on call recording laws in an NZ business context.
2. Recording Calls You’re Not Part Of (High Risk)
If you record a call you are not a party to (for example, you set up a system to monitor employees’ personal calls, or you record a conversation between two other people without either of them knowing), you can quickly move into high-risk territory.
This is the kind of scenario that can raise serious issues under criminal law (including interception-related offences) and privacy law. From a business point of view, it’s also the sort of practice that can blow up trust with staff and customers overnight.
3. Privacy Act 2020 Still Matters (Even If The Recording Is “Legal”)
Most business call recordings will involve personal information - voices, names, contact details, account details, complaints, health information, payment issues, or other identifying details.
That’s where the Privacy Act 2020 comes in. It doesn’t necessarily “ban” call recordings, but it does require you to handle personal information responsibly (including collecting it fairly and taking reasonable steps to keep it secure).
For many businesses, the best place to document how you handle recordings is your Privacy Policy, supported by internal procedures.
Do You Need Consent To Record Phone Calls In NZ?
This is the question most business owners are really asking. In many situations, a participant recording may be lawful without express consent - but as a practical matter, it’s usually best to notify people (and, where possible, obtain consent) before recording.
In practice, there are two layers here:
- Criminal law layer: Is it unlawful to make the recording (for example, because it involves intercepting a private communication)?
- Privacy and relationship layer: Did you collect personal information fairly and transparently, and will the recording create employee/customer issues?
Best Practice: Tell People Upfront
The safest and most business-friendly approach is to make sure callers know that calls may be recorded before the recording starts (or right at the start of the call).
Common ways to do that include:
- A pre-recorded message: “This call may be recorded for training and quality purposes.”
- A staff script at the beginning of the call.
- A clear disclosure in your customer terms (where appropriate).
Why does this matter? Because transparency helps you meet privacy expectations, reduces the likelihood of complaints, and makes it easier to justify your practices if the recording is later relied on in a dispute.
Can Consent Be Implied?
Often, yes. For example, if a caller hears an automated message saying the call will be recorded and then continues the call, that may be treated as implied consent in many everyday situations.
But implied consent isn’t bulletproof. If you’re dealing with vulnerable customers, sensitive topics, or anything high-stakes (financial hardship, medical issues, disciplinary matters), it’s smarter to use clearer wording and consider whether recording is genuinely necessary.
What If The Other Person Says “No”?
If someone objects to recording, you should have a plan. Depending on your business, options might include:
- Offer to continue the conversation without recording (and turn it off).
- Offer an alternative channel (email, web form, in-person meeting).
- Explain that recording is required for a specific purpose (for example, regulated verification) - but be careful here and get advice if you’re relying on “required” as a reason.
The key is consistency. If your team handles objections differently every time, that can create complaints and risk.
Recording Phone Calls With Customers: Common Business Scenarios
For small businesses, recording customer phone calls most commonly happens in sales, bookings, complaints, and support.
Sales Calls And Verbal Agreements
If you take orders over the phone, recordings can help resolve “who said what” disputes. But you still need to think about whether you’ve properly set expectations and documented the deal.
A phone recording might support your version of events, but it doesn’t replace having clear written terms in place. Many businesses back up phone sales with online or written terms and confirmation emails (so there’s less room for disagreement later).
Complaints And Disputes
Recordings are often used to manage escalations: what was promised, whether a customer was abusive, or what troubleshooting steps were offered.
However, disputes are also when people are most likely to raise privacy concerns. If you’re recording, make sure you can clearly explain:
- what your purpose is (for example, quality assurance, dispute handling)
- who will have access
- how long you keep recordings
Collecting Payment Details Over The Phone
If you take card details over the phone, recording can create additional risk because you may be capturing sensitive information. In many cases, businesses choose to pause recording during payment collection, or ensure payment data is collected through a more secure method.
This is a good example of the “just because you can record doesn’t mean you should record everything” principle.
Recording Phone Calls With Employees (Or Monitoring Work Phones)
If you have staff, recording work-related phone calls can quickly become an employment issue - not just a privacy one.
Employees generally have expectations around privacy and fair treatment, even when using work systems. If you record calls for training, quality, or compliance, you should be transparent and consistent.
Have A Clear Workplace Policy
A policy helps set expectations from day one, including:
- which calls are recorded (all calls, inbound only, random sampling)
- why calls are recorded
- how recordings are used (coaching, performance management, audits)
- who can access recordings
- how long recordings are kept
For many businesses, these expectations sit neatly inside an Employee Privacy Handbook and can be reinforced through onboarding and training.
Make Sure Employment Documents Match What You’re Doing
If you tell staff you record calls for “training and quality”, but then you use recordings for disciplinary action without a fair process, you could be creating risk.
Good documentation and a fair process matter, and it’s also important your Employment Contract doesn’t contradict your actual workplace practices.
Be Careful With Covert Recording At Work
Covert or “secret” recording of employees is high risk. Even if you think you’re trying to protect the business, the fallout can include privacy complaints, employment claims, and reputational damage.
If you’re considering covert recording because you suspect serious misconduct, it’s worth getting legal advice first, because the facts (and your reasons) matter a lot.
How Should You Store And Use Call Recordings To Stay Compliant?
Once you hit “record”, you’ve created a piece of data your business is responsible for. This is where many businesses accidentally get it wrong - not in the act of recording, but in what happens after.
1. Limit Collection To What You Actually Need
Only record calls if you have a clear purpose. If your purpose can be achieved without recording (or by recording only some calls), consider a lighter-touch approach.
It’s also smart to avoid recording in situations where sensitive information is likely to be shared unless you genuinely need it (and can secure it properly).
2. Restrict Access Internally
Recordings should generally be accessible only to staff who need them for their job (for example, a team leader or compliance manager). If “everyone can listen”, you’re increasing your risk of misuse or accidental disclosure.
This is a good place to align your internal rules with an Acceptable Use Policy, especially if recordings are stored on shared systems.
3. Have A Retention And Deletion Process
Keeping recordings “forever” is rarely a good idea. The longer you keep them, the more likely they’ll be caught up in a data breach, disclosure request, or dispute.
A sensible approach is to set a retention period based on:
- your operational needs (training, quality checks)
- dispute timeframes (how long complaints may arise)
- any regulatory requirements that apply to your industry
4. Prepare For Data Breaches
If call recordings are leaked, hacked, or accidentally shared, that may be a privacy incident - and in some cases it may need to be notified.
It’s worth having a plan in place so you’re not scrambling under pressure. Many businesses document this in a Data Breach Response Plan.
5. Be Careful When Sharing Recordings
Sharing call recordings externally (to a third party, on social media, even to “prove a point” in a dispute) can create significant legal exposure.
As a general rule, treat recordings as confidential business records containing personal information. If you think you need to disclose a recording (for example, to a regulator, insurer, or in legal proceedings), it’s smart to get advice first.
Key Takeaways
- Recording phone calls is often lawful in New Zealand when you (or your staff) are a party to the call, but the situation can change quickly if you record calls you’re not part of (including where interception rules may apply).
- Even where recording is lawful, your business still has obligations under the Privacy Act 2020 to collect, store, use and disclose call recordings appropriately.
- The safest approach is to tell callers upfront (and ideally obtain clear consent) using a recorded message or staff script.
- If you record customer calls, have a clear business reason (training, quality assurance, dispute handling) and avoid recording sensitive information unless necessary.
- If you record employee calls, make sure expectations are documented in workplace policies and supported by consistent, fair processes.
- Secure storage, limited access, sensible retention periods, and a data breach plan are key to reducing risk when you collect call recordings.
This article provides general information only and does not constitute legal advice. If you need advice on your specific situation, get in touch with a lawyer.
If you’d like help setting up the right privacy and workplace foundations for call recordings (including policies, employment documents, and privacy compliance), you can reach us at 0800 002 184 or team@sprintlaw.co.nz for a free, no-obligations chat.
