Business Law Library & Tracker
Competition, Cartels & Market Conduct
Competitor dealings, pricing, market power, distribution and collusion risk.
Sources last reviewed 28 July 2026
Main law guides
157
Acts, regulations and codes worth reading first
Topics
60
Plain-English clusters
Published case explainers
96
Selected cases with a business lesson
Tracked updates
8
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