Netherlands Authority for
Consumers and Markets

The Netherlands Authority for Consumers and Markets (ACM) ensures fair competition between businesses, and protects consumer interests.

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

Blog Martijn Snoep: People are talking about us rather than to us

Publication Blog 16-10-2026

Businesses are talking about ACM rather than to ACM, as a result of which initiatives that are potentially in the public interest get scrapped sometimes. There is usually a great deal of latitude, if the initiative benefits society, such as sustainability or digital autonomy. Businesses often have...
ACM’s response to Council for Public Administration’s recommendations regarding democratic checks on access rules and tariffs of system operators

Publication News 07-10-2026

The Council for Public Administration (ROB) comes to the conclusion that, as an independent regulator, ACM has the exclusive authority to set the rules regarding grid access, prioritization, and grid tariffs.
ACM publishes tariff proposals of system operators for 2027

Publication News 07-10-2026

As already previously estimated, Dutch households and businesses are expected to pay, on average, 20 percent more next year for the transport of electricity and natural gas.
ACM: Over 300,000 households and businesses can save money by switching to small grid connections

Publication News 06-10-2026

Many households are able to save money by switching to a smaller grid connection. Higher-capacity connections cost a lot of money, and are often not necessary.

More news

Send us your tip-off

Is a firm not playing by the rules? Are, for example, your competitors concluding agreements regarding prices or customers? If so, please let us know. You can do this anonymously as well. Your tip-off can help us track down violations.

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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.