What’s the Difference between a Resource Consent and a Building Consent in NZ? Which Do You Need?
If you’re planning work on your property in New Zealand, one of the most common questions is:
“Do I need building consent or resource consent — or both?”
What is the difference between resource consent and building consent?
- A building consent is about how something is built
- A resource consent is about whether your idea is allowed on your property
Both building consent and resource consent approvals are issued by your local council in New Zealand. Many projects require one or both approvals.
Understanding the difference early can help you avoid delays, redesign costs, or unexpected consent issues. Here’s a breakdown of what each consent covers and when you might need them.
What is a Building Consent?
A building consent is required for most construction work in New Zealand. It ensures thatbuilding work is safe, durable, fit for purpose and complies with to the NZ Building Code.
A building consent checks requirements like:
- Structural stability
- Weatherproofing
- Fire safety
- Plumbing and drainage
- Foundation
- Whether licensed builders are needed
If your project involves construction work, such as adding a sleepout, altering internal walls, installing a bathroom, or building a deck, a building consent is often required. Council building officers review your plans to ensure the work will be safe and suitable for use.
In some cases, building consent exemptions may apply, but these still need to be carefully assessed.
A building consent (or a building consent exemption) is also often required for connections to existing council civil infrastructure, such as stormwater,wastewater, or vehicle crossings.
Think of a building consent as the construction safety approval for your project.
What is Resource Consent?
A resource consent is about planning rules and environmental effects. It answers the question: “Does what I want to do fit within the district plan rules for my property?”
A resource consent looks at:
- Boundary setbacks
- Building height
- Site coverage
- Shading effects on neighbours
- Noise
- Natural hazards (like flooding)
- Parking and vehicle access
You only need a resource consent if your proposal does not comply with one or more rules in the District Plan that apply to your site.
For example, you may need a resource consent if you want to:
- Build closer to a boundary than permitted
- Exceed maximum building height
- Add more dwellings than allowed
- Increase traffic or noise effects
- Build on a flood‑prone or hazard‑affected site
Think of a resource consent as the planning approval. It checks whether your proposal fits within the rules for your zone and manages any environmental effects on neighbours and the wider area.
Does a Subdivision need a Resource Consent?
A subdivision is also a type of resource consent. If you want to:
- Move a boundary between properties
- Subdivide land into multiple lots
- Amalgamate titles
you will need a subdivision resource consent. Subdivision projects often also involve surveying, engineering design, and coordination with council infrastructure requirements.
Do You Need Resource Consent or Building Consent? Or Both?
It’s common for projects to need:
- Only building consent (for example, internal renovations)
- Only resource consent (for example, creating a new vehicle access)
- Both resource consent and building consent (for example, building a minordwelling that meets the Building Code but breaches planning rules)
One consent does not replace the other; they serve different purposes
The Key Takeaway
- Building consent = how it’s built (safety + Building Code)
- Resource consent = whether it’s allowed (planning rules + environmental effects)
Need Help with Your Consent?
If you’re unsure whether your project requires resource consent, building consent, or both, getting early advice can save time and cost.
Our team has extensive experience navigating New Zealand’s planning and building consent processes. Inovo’s resource management planning team assists with all types of resource consent applications, including land use consents, subdivision consents, and plan changes. We provide clear planning advice, prepare consent applications, and manage the process through council to minimise delays and risk.
Our Inovo team also includes surveyors and civil engineers. We can support subdivision projects from start to finish. This includes feasibility assessments, subdivision design, surveying, servicing layouts, and coordination of approvals — all under one roof.
Our civil engineers can design and obtain building consent exemption (BCE) approvals for civil works, including roads,vehicle crossings, and three‑waters infrastructure, and provide construction‑phase support where required.
By working together as an integrated team, we help ensure your project is coordinated, efficient, and compliant from early planning through to final approvals.
Get in touch to discuss your project.
rmplanning@inovo.nz
020 4000 0294
Was this article helpful? Here’s some other topics that might be interesting to you:
How does Plan Change 120 affect your development options?
Minor Dwellings in NZ - when do you need a consent?
Disclaimer
This article contains general information and opinion based on our expertise. It is provided free of charge and does not constitute legal or other professional advice. The information within it was up to date at the time of publishing.
Have you got further questions about this topic or our other services?
We are always happy to help – drop us an email rmplanning@inovo.nz, or phone us on 020 4000 0294.
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