News and knowledge

Look up your label

Start here if you want to know what is currently registered for your address.

• Check an energy label: look it up free by postcode and house number.
• EP-Online: what the national register is and what it holds.
• Energy performance certificate: the official name of the energy label, and what it covers in the Netherlands.
• Energy label cost: what you pay, why prices differ and when it can be free.
• How our ranking works: what decides the order.
• How long an energy label is valid: ten years from registration, and what happens after.
• When an energy label is required: on sale, letting and handover, and who is exempt.

The energy label classes

The scale runs from A++++ down to G. Each letter has its own page with the homes that fall into it and the step up that delivers most.

• All classes from A to G, with an overview in one table.
• Label A and above: very efficient, and what the plusses add.
• Label B: efficient, with the last step to A.
• Label C: average, and how to reach B.
• Label D: just below average.
• Label E: worth improving.
• Label F: much to gain.
• Label G: the biggest step to take.

Requesting and cost

• Calculating an energy label: how NTA 8800 arrives at your letter.
• Cheap energy label: the lowest price and what to watch.
• EPA assessor: what a certified assessor does.
• NEN 2580 measurement report: when you need one.
• MPG calculation: the environmental performance of a new building, and when you have to submit it.

Rules and obligations

• Rental homes: the rules for landlords and the points system.
• Commercial property: the label C obligation for offices.
• Fines: what you risk without a valid label.
• Monuments: required since 29 May 2026 when selling or letting.
• New build: what to check at handover.

Improving

• Improving your energy label: which measure moves the label most, and in which order.