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Rules tracker: data center grid connections in Europe

A dated tracker of the rules that decide where data centers can connect in Europe: who sets them, what they require, and what they change for a site. Each entry links the primary text.

Every entry states the answer first, then the figures, the sources and the date it was last checked. All of it as one file: rules.md · llms-full.txt

Spain RDL 7/2026: what it changes for data center grid access

Real Decreto-ley 7/2026 of 20 March 2026 requires every demand access and connection permit to state the CNAE activity code it will serve. The connected site must keep that activity for three years or the permit lapses automatical…

Italy DL 21/2026: the single authorisation for data centers

Article 8 of Italy’s Decree-Law 21/2026 (converted by Law 49/2026) puts a data center and its grid connection into a single authorisation procedure, and allows a temporary medium-voltage connection in the project documentation, wi…

Lombardy Regional Law 11/2026: data centers on brownfield land

Lombardy’s Regional Law 11/2026 is Italy’s first regional framework for data centers. It rewards building on brownfield land (construction charges cut by 10–30%, set by each municipality) and penalises farmland (charges doubled, t…

FLAP-D grid connection thresholds for data centers

In Europe’s core markets, rationing starts at small sizes: 3.5 MW in Frankfurt (above 1 MW in local bottlenecks), 3.5 MVA in Berlin, 5 MVA with a 2,000 m² floor cap in Amsterdam, about 40 MW before a Paris-area project moves from …

Ireland’s data centre grid connection rules

Ireland’s energy regulator (CRU) decided in December 2025 to tier data centre connections by maximum import capacity. Below 1 MVA a site is exempt; from 1 to 10 MVA it must provide an autoproducer unit covering 100% of its MIC; an…

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