Business Law Library & Tracker
Contracts & Commercial
Commercial contracts, limitation clauses, contract interpretation and remedies.
Sources last reviewed 17 Aug 2026
Main law guides
158
Acts, regulations and codes worth reading first
Topics
60
Plain-English clusters
Published case explainers
97
Selected cases with a business lesson
Tracked updates
11
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
Commerce Act 1986
1986 No 5
Construction Contracts Act 2002
2002 No 46
Contract and Commercial Law Act 2017
2017 No 5
Contracts of Insurance Act 2024
2024 No 46
Copyright Act 1994
1994 No 143
Fair Trading Act 1986
1986 No 121
Limited Partnerships Act 2008
2008 No 1
Partnership Law Act 2019
2019 No 53
Patents Act 2013
2013 No 68
Personal Property Securities Act 1999
1999 No 126
Property Law Act 2007
2007 No 91
Disputes Tribunal Act 1988
1988 No 110
Interest on Money Claims Act 2016
2016 No 51
Limitation Act 2010
2010 No 110
Lawyers and Conveyancers Act 2006
2006 No 1
Contributory Negligence Act 1947
1947 No 3
Trans-Tasman Proceedings Act 2010
2010 No 108
Tracker
- Case31 July 2026
Supreme Court restores injunctions against fraudulent foreign claim
Businesses facing a suspicious overseas claim should preserve the document trail, verify authority and signatures, and coordinate the response across every relevant jurisdiction.
Contracts & CommercialDisputes, Enforcement & RemediesCompanies & Startups - New13 June 2026
Contracts of Insurance Act 2024 added as a staged reform
Businesses should review proposal forms, renewal checklists, broker instructions and policy exclusions before relying on insurance wording after a claim.
Contracts & CommercialFinance, Payments & Security
Cases
Kea Investments Ltd v Wikeley
Cross-border structures and foreign judgments do not remove the need to verify the underlying contract, authority and litigation strategy. Businesses facing a...
Commerce Commission v Viagogo AG
A marketplace is responsible for the impression created by the whole customer journey. A technical disclosure, refund policy or later fee breakdown may not correct...
Bathurst Resources Ltd v L & M Coal Holdings Ltd
If a payment or milestone trigger matters, draft it so an outsider can apply it without reconstructing months of negotiations. Context may help, but clear drafting...
127 Hobson Street Ltd v Honey Bees Preschool Ltd
Commercial default clauses can be enforceable when they protect a real business interest and are proportionate. Drafting should show why the obligation matters,...
Mobil Oil NZ Ltd v Development Auckland Ltd
A general make-good clause may not allocate expensive contamination or structural remediation risk. Commercial leases for industrial or higher-risk sites should...
Firm PI 1 Limited v Zurich Australian Insurance Limited
A replacement-value label does not protect a business from an inadequate sum insured or an unclear interaction with statutory and other insurance. Check both the...
Vector Gas Limited v Bay of Plenty Energy Limited
A short interim agreement can carry major financial consequences. Define whether a quoted price includes delivery, tax, third-party fees and other pass-through...
Tiny Intelligence Limited v Resport Limited
Winning an IP claim is only part of the strategy. The owner may need to choose between compensation for its loss and recovery of the infringer's profit, and that...
James Bryson v Three Foot Six Limited
A contractor agreement cannot carry an employment model that operates in the opposite way. New Zealand businesses should review the contract and daily reality...