What the New Environmental Requirements Mean for Your Buildings

By
Mario Bachelot
May 28, 2026
3
min read
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EU Directive 2024/825, Green Key, BREEAM: New Environmental Requirements Are Changing the Game for Your Buildings

The era of green promises is over. It’s time for proof.

With the implementation of the European Directive 2024/825 and the strengthening of Green Key certification criteria, managing a commercial building or a hospitality establishment is no longer simply about “making efforts”. From now on, organizations must demonstrate, document, and regularly prove their environmental performance with reliable, verifiable data.

The good news is that if you already have a connected Building Management System (BMS), you are largely equipped to meet these new requirements. Here’s why.

A Stricter Regulatory Framework: The End of Greenwashing

EU Directive 2024/825 is currently being integrated into the legislation of European Union Member States. Its objective is clear: to require companies to support their environmental claims with concrete and verifiable evidence.

In practical terms, it is no longer enough to state that a building is “eco-friendly” or that a hotel is “committed to the environment”. You must be able to prove it:

  • Environmental labels and certifications must rely on objective criteria and independent certification mechanisms.
  • Energy performance claims must be based on real, measurable data rather than theoretical estimates.
  • Consumers and occupants now have a stronger right to transparent information regarding the environmental performance of your buildings.

In short: making energy performance data transparent is becoming a legal obligation, not a marketing argument.

Green Key Raises the Bar

Green Key, the leading international eco-label for tourism and hospitality establishments, has updated its criteria in direct response to EU Directive 2024/825. Certified properties, or those seeking certification, must now comply with stronger requirements:

  • 🌡️ Continuous energy monitoring: energy consumption data must be tracked and regularly shared, with historical records.
  • ⚙️ Active system control: heating, cooling, and ventilation systems must be intelligently managed according to actual occupancy.
  • 📉 Quantified reduction targets: a documented improvement pathway must demonstrate measurable progress year after year.
  • 🔧 Preventive maintenance: equipment must be actively monitored and maintained, with documented records.

Green Key also plans a clearer separation between label management and certification activities to ensure the independence of audits and controls.

To obtain or maintain Green Key certification, you must monitor, measure, and prove your performance. This is exactly what a properly deployed BMS is designed to do.

What This Means in Practice for Your Buildings

These new requirements go beyond regulation: they are transforming how buildings are managed, operated, and valued.

If your organization is affected, here are the immediate operational impacts:

  • ✅ Your environmental commitments must be supported by verifiable data available at any time.
  • ✅ Green Key, BREEAM, and HQE certifications are reinforcing their requirements: a fully operational BMS is becoming almost essential to maintain certification.
  • ✅ Audits and inspections are increasing: you must be able to provide evidence quickly, without searching through scattered Excel files.
  • ✅ Your customers are paying increasing attention to environmental commitments, and the new directive gives them stronger tools to verify your claims.

BMS as an Operational Response to These Requirements

While regulations are becoming stricter, they also create an opportunity for forward-thinking building operators: turning their technical infrastructure into a tool for compliance and competitive differentiation.

A connected cloud-based BMS platform helps address these new obligations point by point:

  • 📈 Real-time monitoring of energy consumption, building by building and usage by usage.
  • 📋 Automatic data documentation for audits, certifications, and regulatory reporting.
  • 🎯 Proven reduction pathways with exportable and time-stamped performance indicators.
  • 🔔 Preventive maintenance alerts to identify equipment deviations and ensure compliance with the latest Green Key requirements.

Case Study: How a Hotel Group Meets Green Key Requirements with SCorp-io

Let’s take the example of a multi-site hotel operator using SCorp-io to manage its HVAC (Heating, Ventilation and Air Conditioning) systems.

The results after deployment include:

  • ✅ Continuous monitoring of all energy consumption data, available in real time through a centralized dashboard.
  • ✅ Automatic regulation adapted to actual occupancy through PMS integrations (Misterbooking, Mews, Opera Cloud), allowing the building to adjust according to reservations.
  • ✅ Automated reporting with historical data, trend curves, and exportable performance indicators for Green Key audits.
  • ✅ Preventive maintenance alerts for equipment deviations, aligned with the latest certification requirements.
  • ✅ Energy savings ranging from 15% to 30%, supported by a documented and verifiable reduction trajectory.

The establishment is now able to provide all the evidence required to maintain its Green Key certification while ensuring a long-term return on investment.

In Summary: Compliance Is No Longer Optional — It Can Become a Competitive Advantage

EU Directive 2024/825 and the evolution of Green Key are only the beginning of a deeper transformation: environmental performance will soon become as fundamental and expected as fire safety.

Buildings that cannot demonstrate their performance risk being disadvantaged by certification schemes, audits, and increasingly by customers themselves.

The good news is that the tools already exist. A well-deployed cloud-based BMS transforms regulatory constraints into a real driver of operational and energy performance.

Would you like to know whether your building is ready for these new requirements?

Sources:

  • EU Directive 2024/825 on environmental claims
  • Green Key official communication on compliance with EU Directive 2024/825
  • BREEAM In-Use v6 certification framework
  • HQE Operation certification framework

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