NZ Building Answers
Straight answers for NZ homeowners
Quick, plain-English answers to the building questions Kiwis ask most: consents, contracts, deposits, Licensed Building Practitioners and what to do when things go wrong. And before you sign with anyone: check who you're hiring.
Buying & renting a home
- What is a LIM report and do I need one?
- What is a builder's report (pre-purchase inspection) and do I need one?
- What is a developer pre-sale contract and what should I watch for?
- What must a real estate agent disclose about a builder?
- What's the difference between MBIE and REA in NZ?
- What is a spec house and what's the difference from a build-to-order?
- Do real-estate agents have to disclose known defects in NZ?
- What should I check before buying a house in NZ?
- What is a cross-lease in NZ?
- What's the difference between freehold and leasehold in NZ?
- What is a unit title in NZ?
- Do I need a pre-purchase building inspection in NZ?
- How do I check a property before an auction in NZ?
- Do school zones affect house prices in NZ?
- How do I check natural hazards on a property in NZ?
- What conditions should I put in a house offer in NZ?
- LIM report vs builder's report: which do I need?
- What should I check before renting a house in NZ?
- What are the Healthy Homes Standards?
- How do I spot damp and mould when viewing a rental?
- What is a bond and how does it work in NZ?
- Flatmate or tenant: what's the difference legally?
- How often can rent be increased in NZ?
- Do school zones apply to renters?
- What questions should I ask at a rental viewing?
- Should I rent a house with unconsented work?
- How do I spot a leaky home?
- Should I buy a plaster-clad house?
- What do easements on a property mean?
Checking a builder
- How do I check if a builder is registered in NZ?
- How do I tell if my builder is in liquidation in NZ?
- What is a phoenix builder and how do I spot one in NZ?
- What do the different LBP licence classes mean?
- How do I find a good builder in NZ in 2026?
- What does Registered Master Builders membership actually mean?
- What does NZ Certified Builders membership mean?
- How do I search the Companies Office for a builder?
- What is the NZ Gazette and how do I search it for a builder?
- What is the LBP register and how do I use it?
- How can I tell if a builder is dodgy?
- How do I find a builder near me in NZ?
- What is public liability insurance for builders and why does it matter?
- Are builder reviews on NoCowboys or Trade Me real?
- What's the difference between an LBP and a Master Builder?
- Are there banned directors in NZ and how do I check?
Checking a tradie
- Do I need a licensed plumber in NZ?
- Do I need a licensed electrician in NZ?
- Do painters need a licence in NZ?
- Do roofers need a licence in NZ?
- Do tilers need a licence in NZ?
- Do landscapers need a licence in NZ?
- What's the difference between Builderscrack and NoCowboys?
- What is an Electrical Certificate of Compliance (CoC)?
- What is a Gas Safety Certificate in NZ?
- Do I need a licensed drainlayer in NZ?
- How do I choose a solar installer?
- How do I choose a double glazing company?
- How do I choose an insulation installer?
- How do I choose a pool builder?
- How do I choose an asbestos removalist?
- How do I choose a demolition contractor?
Before you sign
- What questions should I ask a builder before signing a contract?
- What is section 362H disclosure and what should it say?
- What is the Construction Contracts Act 2002?
- What are the implied warranties in the Building Act 2004?
- What's the difference between a quote and an estimate from a builder?
- What is a section 77 builder disclosure statement?
- What's the difference between a builder's quote and the contract price?
Before you build
- What is a construction loan and how does it work in NZ?
- What is the Kainga Ora First Home Loan and does it cover new builds?
- What's the difference between an architect and a designer in NZ?
- Is the First Home Grant still available in NZ?
- Can I be my own builder in NZ?
- Did BNZ have an approved-builder list and does it still exist?
- How does subdividing a section work?
Consents & rules
- Do I need a building consent for a deck in NZ?
- Do I need a building consent to renovate a kitchen in NZ?
- Do I need a building consent to renovate a bathroom in NZ?
- Do I need a building consent for a granny flat in NZ?
- How long does a building consent take in NZ?
- What building work can I do without a consent in NZ?
- What is a Code Compliance Certificate (CCC) and why does it matter?
- What are PS1, PS2, PS3 and PS4 producer statements?
- Can I build a granny flat without consent in NZ 2026?
- Do I need a building consent to build a deck in NZ?
- How long does a building consent take in NZ in 2026?
- What is Restricted Building Work (RBW) in NZ?
- What is H1 of the Building Code and why does it matter?
- What's the difference between resource consent and building consent in NZ?
- What is Building Code clause E2 weathertightness?
- What is a Certificate of Acceptance and when is it used?
- Do I need consent to build a fence in NZ?
- Do I need building consent for a garage in NZ?
Costs & quotes
- How much does it cost to build a house per square metre in NZ in 2026?
- How much does a kitchen renovation cost in NZ in 2026?
- How much does a bathroom renovation cost in NZ in 2026?
- How much does it cost to build a house in Auckland in 2026?
- How much does it cost to build a house in Wellington in 2026?
- How much does it cost to build a house in Christchurch in 2026?
- How much does it cost to build a house in Queenstown in 2026?
- How much does it cost to build a house in Tauranga in 2026?
- How much does it cost to build a house in Hamilton in 2026?
- How much does it cost to build a house in Dunedin in 2026?
- How much does it cost to build a deck in NZ in 2026?
- How much does recladding a house cost in NZ in 2026?
- How much does it cost to build a sleepout in NZ in 2026?
- How much does it cost to replumb a house in NZ in 2026?
Contracts & deposits
Payments
Licensing & LBPs
Running a trade business
- How do I become a Licensed Building Practitioner (LBP) in NZ?
- How much CPD does an LBP need per year in NZ?
- Do I need ACC as a self-employed builder in NZ?
- What is the GST registration threshold for tradies in NZ?
- How much can I charge as a builder per hour in NZ in 2026?
- How can I get more building jobs in NZ in 2026?
- How do I cancel a Builderscrack subscription?
- My client won't pay me as a builder — what can I do?
- What is a builder's lien in NZ?
During the build
After the build
Warranties & guarantees
Specific issues
- What is a leaky home in NZ and is my house one?
- What are the Healthy Homes Standards in NZ?
- What is a Section 72 or Section 73 notice on a property title?
- What is a Tech Category (TC) and why does it matter in Canterbury?
- How do I find out who built my house in NZ?
- What is CodeMark product certification and why does it matter?
- How do I know if my Canterbury section is TC1, TC2 or TC3?
- What is an RCD and does my house need one?
- What is cross-leasing and why does it matter for builders and homeowners?
- What is an EQC claim and does it cover builder repairs?
- What is monolithic cladding?
- Which years were the leaky home era?
- What is a weathertightness claim?
- Should I reclad a leaky home or sell it?
- What does EQC (Natural Hazards Commission) cover?
- Does house insurance cover unconsented work?
- What should I do after flood damage?
- Earthquake damage: who pays?
- Who pays for a boundary fence?
- Do retaining walls need consent, and who is responsible for them?
When things go wrong
- What happens to my build if the builder goes into liquidation?
- How do I complain about a builder in NZ?
- What is the Disputes Tribunal and can I use it for a builder dispute?
- What is adjudication under the Construction Contracts Act?
- How do I cancel a building contract in NZ?
- What is the Building Disputes Tribunal (BDT)?
- What's the difference between receivership and liquidation in NZ?
- What is the Disputes Tribunal cap in NZ in 2026?
Problems & disputes
General information for NZ homeowners, not legal advice. Building rules change and vary by council, so always confirm critical details on the official source before acting.