Business Law Library & Tracker
Construction & Trades
Construction contracts, payment claims, project risk, building work and trade regulation.
Sources last reviewed 13 June 2026
Main law guides
41
Acts, regulations and codes worth reading first
Topics
16
Plain-English clusters
Published case explainers
4
Selected cases with a business lesson
Tracked updates
3
New, amended & reviewed
Plain-English explainers, not legal advice. Use the linked official source for section-level detail, and get advice for your situation.
Get legal helpMain laws
Main lawNew Zealand
Building Act 2004
2004 No 72
PriorityIn force4 practical checks · checked 13 June 2026
Construction & TradesPlanning, Building & Local Approvals
Main lawNew Zealand
Construction Contracts Act 2002
2002 No 46
PriorityIn force4 practical checks · checked 13 June 2026
Construction & TradesContracts & Commercial