Netherlands Authority for Consumers and Markets

Action center

Information for businesses

Energy

Tariffs, network operation costs, small-scale users’ rights, early-termination fees, connections, tariff changes as suppliers, monitors.
Consumer protection

Return periods, warranties, cancellation of services, informing about prices and business details, delivery, unfair business practices, online sales
Competition

Cartels
Digital economy

Trusted flaggers, out-of-court dispute settlement bodies and vetted researchers
Caribbean Netherlands

Toezicht op de post- en telecommarkt, tarieven elektriciteit, tarieven drinkwater
Accessibility

Accessibility of e-commerce services and electronic communications services

Latest news

ACM: shrimp fishers are allowed to make an arrangement to prevent overfishing

Publication News 12-11-2026

The Cooperative Fisheries Organization (CVO) is allowed to impose catch restrictions on its members in order to prevent overfishing of the North Sea Brown shrimp. ACM has ruled that this initiative is not at odds with the competition rules.
ACM launches investigation into Biogen over a possible abuse of dominance in connection with MS drugs

Publication News 06-11-2026

The Netherlands Authority for Consumers and Markets (ACM) has launched an investigation into prescription drug manufacturer Biogen over a possible abuse of a dominant position in connection with multiple sclerosis (MS) drugs and thereto-associated blood tests.
ACM: mandatory sharing of fuel price data enhances transparency, and can save consumers money

Publication Blog 05-11-2026

ACM is in favor of mandating gas stations to make up-to-date fuel prices available for free to information services such as route planner apps and price-comparison websites.
ACM and civil-society organizations issue joint warning: beware of shady sellers of energy products

Publication News 02-11-2026

ACM has launched the awareness campaign ‘End that conversation. Start your own investigation’ to warn consumers against shady sellers of home batteries, heat pumps, and sustainability consulting services.

More news

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About ACM

The Netherlands Authority for Consumers and Markets is an independent regulator. We are committed to ensuring that markets work well for people and businesses.
2026 ACM Agenda

The topics that ACM focuses on in 2026.