Business Law Library & Tracker
Competition, Cartels & Market Conduct
Competitor dealings, pricing, market power, distribution and collusion risk.
Sources last reviewed 7 Sept 2026
Main law guides
158
Acts, regulations and codes worth reading first
Topics
60
Plain-English clusters
Published case explainers
98
Selected cases with a business lesson
Tracked updates
13
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
Commerce Act 1986
1986 No 5
PriorityIn force4 practical checks · checked 13 June 2026
Consumer Law & TradingContracts & CommercialBusiness Sales & AcquisitionsCompetition, Cartels & Market ConductFranchising, Distribution & Dealerships
Main lawNew Zealand
Grocery Industry Competition Act 2023
2023 No 31
PriorityIn force14 practical checks · checked 28 July 2026
Consumer Law & TradingRegulatory ComplianceCompetition, Cartels & Market ConductRecords, Reporting & NotificationsDisputes, Enforcement & RemediesStandards, Accreditation & CertificationConsumer Complaints & Dispute Resolution
Main lawNew Zealand
Fuel Industry Act 2020
2020 No 60
PriorityIn force7 practical checks · checked 28 July 2026
Consumer Law & TradingRegulatory ComplianceCompetition, Cartels & Market ConductDisputes, Enforcement & RemediesImport, Export, Sanctions & CustomsTelecommunications, Media & ContentConsumer Complaints & Dispute Resolution
Cases