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EU adopts a rating scheme for data centres' energy and water use, with first labels expected in 2027

It covers data centres above 500 kW. The Commission also opened a consultation on minimum performance standards, as it plans to triple EU data centre capacity.

Catching up: the original came out on . This story was published later, when the site opened.

Large EU data centres will be rated on energy and water use, with first labels in 2027

Grade 1 · Primary

Source: European Commission

What changed
The European Commission adopted a common rating scheme for data centres above 500 kW, covering energy and water use and their contribution to the grid.
Who it affects
Individual data centres in the EU with a capacity above 500 kW, their operators, and the grids and water they draw on.
What it does not tell you
What the ratings will require or how data centres will score. The act can still be objected to, and minimum standards are only at consultation.

The full story Check the source

The European Commission adopted on 21 September a common rating scheme for data centres, to make their energy and water use transparent [1].

It will cover individual data centres with a capacity above 500 kW, and rate their contribution to the grid, such as reusing waste heat, adding clean generation and adjusting their demand [1].

The Commission expects the first sustainability labels for individual data centres to be displayed in 2027 [1].

It also opened a consultation on minimum performance standards for data centres operating in Europe, which closes on 14 December 2026 [1].

What it covers

Data centres in the EU above the 500 kW threshold. The scheme builds on the Energy Efficiency Directive and the reporting scheme for data centres of 2024 [1].

EU data centres used around 68 TWh of electricity in 2024, which the International Energy Agency expects to nearly double to 114 TWh by 2030, more than 3% of EU demand, the release says [1].

The EU wants to triple its data centre capacity over the next five to seven years [1].

What it does not tell you

Whether it will take effect as written. The delegated act faces a two-month scrutiny period in which the European Parliament and the Council can object, though not amend it [1].

What minimum performance standards will require. They are at the consultation stage [1].

Sources and their grades

  1. European Commission, Commission enhances energy efficiency and sustainability of data centres in the EU. Read 29 September 2026. Grade 1 · Primary Press release IP/26/1667, Brussels, 21 September 2026. The electricity figures it quotes are the International Energy Agency's.

A grade says how much weight a source will take, from 1 (a body that can compel an answer and has nothing to sell) to 5 (somebody describing what they sell, or themselves). The standard sets out what each grade may be used for.

Filed under Data centres, Energy, Regulation

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