DGNB Buildings In Use certificate launches in Spain for operational building optimisation

Published: March 3, 2026

GBCE

Property owners, portfolio managers and operators now have a new tool for sustainable operational optimisation: the DGNB System Buildings In Use certificate, launched in Spain through Green Building Council España.

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Applicable guidelines

NEN 1006 NL

General requirements for drinking water installations — Mandatory for all drinking water installations in Dutch buildings. The basis for legionella-safe design.

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Dutch Drinking Water Decree — Priority locations must have a legionella risk assessment, management plan, and quarterly sampling. Non-priority...

ISSO 55.2 NL

Legionella prevention guidance for drinking water installations — Essential reference for FM professionals managing legionella risk in buildings with priority installations.

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