What to Look for When Hiring a Deck Builder in NZ
- Experience with your chosen decking material (treated pine, hardwood, composite)
- Knows when a building consent is (and isn't) required
- Correct joist spacing and post footing depth for your ground conditions
- Public liability insurance
- Written quote covering framing, decking, and balustrades separately
Red Flags to Watch Out For
- Says no consent is ever needed regardless of height or attachment
- No mention of joist spacing or footing depth
- Can't show photos of finished decks
- Asks for full payment upfront
Typical Costs Across NZ
Timber deck: $250β$450/mΒ² installed. Composite deck: $400β$650/mΒ². Small consent-exempt deck: $3,000β$8,000
Costs vary significantly by city β Auckland and Queenstown are typically the most expensive, while Invercargill and Dunedin are among the most affordable.
Licensing Requirements
No mandatory licensing for most decks, but a building consent (and LBP) is required once a deck is over 1.5m high or attached to a house in certain ways β check Schedule 1 exemptions with your council. Check the register β