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2 medewerkers in veiligheidskledij doen een controle

12/06/2026

Reading time: 7min

Sweco Belgium

Taking control of environment and energy

Environmental management systems, IED 2.0, ISO 14001, energy management systems and ISO 50001

The rules governing environment and energy are changing rapidly. Organisations are facing an increasing complexity of standards, guidelines and obligations, while expectations around transparency and performance continue to rise. How can you maintain both oversight and control? Senior Project Manager and Environmental Coordinator A, Bieke Vandaele, and Senior Energy Expert Klaas Theunissen share their insights into environmental management systems and energy management. They explain the role of ISO 14001, ISO 50001 and the Industrial Emissions Directive, and show how a well‑designed management system approach helps organisations address compliance in a structured and future‑proof manner.

 

Management systems as the foundation for environment and energy

Environmental and energy management systems are built on the same core principles: gaining insight into processes, assessing impacts, setting objectives and monitoring performance. They provide structure, enable continuous improvement and ensure that compliance is not treated as a stand‑alone obligation, but is embedded in an organisation’s day‑to‑day operations.

Documentation, monitoring and management involvement are key building blocks. While the structure of these systems is similar, their focus and mandatory nature differ depending on legislation, sector and organisational size.

Environmental management systems: ISO 14001, EMAS and EMS under IED 2.0

Within the field of environmental managementISO 14001EMAS and the new environmental management system required under the Industrial Emissions Directive (IED 2.0) are the main reference frameworks.

ISO 14001 is an internationally recognised standard that supports organisations in systematically managing and improving their environmental performance, with a strong focus on legal compliance and a life‑cycle perspective.

EMAS builds on ISO 14001 and places additional emphasis on transparency, employee involvement and public environmental statements. Participation in EMAS is voluntary, but may offer benefits and incentives.

The Industrial Emissions Directive has a different character: it is mandatory for certain installations and focuses on limiting industrial emissions through strict conditions, monitoring and the application of Best Available Techniques (BAT).

The revised Industrial Emissions Directive raises the bar for environmental management and makes an environmental management system a fixed component of internal environmental governance.

Bieke Vandaele, Senior Project Manager and Environmental Coordinator A 

What does IED 2.0 mean in practice for organisations?

With IED 2.0, the statutory environmental audit is replaced by a mandatory environmental management system for IPPC installations and for Class 1 companies with an environmental coordinator. Flemish legislation distinguishes between two categories:

  • Category M1 (IED‑regulated companies):
    • Required to have an operational management system by 1 July 2027
    • Subject to a three‑yearly external audit of the environmental management system
    • In Flanders, this concerns approximately 750 IPPC installations (to which M1 applies), 11 asphalt plants and 6 other companies
  • Category M2 (other Class 1 companies with an environmental coordinator):
    • Required to have an operational management system by 1 July 2028
    • Subject to an annual internal review of the system
    • In Flanders, this concerns approximately 5,650 companies

The reason why M1 companies are implemented more broadly in Flanders than required by the scope of the European directive is a policy choice to include these companies within the IEPR framework. This ensures that around 90% of the pollutant emissions listed in the IEPR are captured. As a result, these companies are subject to all obligations of an M1 environmental management system. M1 companies must both implement the system and submit it to periodic external audits.

An IED 2.0 environmental management system provides the overarching framework in which policy, objectives, implementation, monitoring and evaluation come together. It replaces the statutory environmental audit and must include at least:

  • environmental objectives and continuous performance improvement
  • measures relating to waste, raw materials, water, energy, soil, safety and climate
  • follow‑up of advice from the environmental coordinator
  • performance indicators and benchmarking (BAT conclusions), where applicable
  • integration of energy audits or energy management systems, where applicable
  • preventive and corrective measures

For IPPC companies, additional obligations apply, such as:

  • an inventory of hazardous chemical substances present or emitted (including REACH Article 57 substances and substances listed in Annex XVII restriction lists)
  • risk assessments of the effects of these substances on human health and the environment
  • analysis of substitution options or emission reduction measures
  • the preparation of a transformation plan (for certain installations) to transition towards sustainable, circular, resource‑efficient and climate‑neutral operations by 2050

“IED 2.0 does not only require an environmental management system, but maturity in environmental governance. Companies that organise their roles, responsibilities and decision‑making properly today gain a clear advantage in future audits and permitting processes,” says Bieke Vandaele.

Energy management systems and ISO 50001

Alongside environmental management, energy management is becoming increasingly prominent on the compliance agenda. Rising energy prices, stricter legislation and the requirements of the European Energy Efficiency Directive (EED) are forcing organisations to manage their energy performance in a structured, demonstrable and auditable way.

ISO 50001 provides a clear framework for this. The standard supports organisations in analysing energy consumption, setting objectives, monitoring performance and embedding continuous improvement. A key success factor is ensuring that energy management is not treated as a stand‑alone initiative, but is integrated into existing management and decision‑making processes.

In complex organisations — with multiple sites, infrastructures or energy‑intensive processes — this requires a pragmatic approach, reusing existing data, defining clear responsibilities and developing a realistic roadmap towards certification.

“The real value of an energy management system lies in its translation to the shop floor. This means that energy data is structurally embedded in maintenance plans, investment decisions and operational control, so that decisions demonstrably lead to lower consumption, reduced energy costs and improved energy performance,” says Klaas Theunissen.

At Sweco, we see energy management as an opportunity rather than an obligation. Developing and implementing an energy management strategy should prepare organisations for a sustainable future.

Energy management is no longer optional. Energy‑intensive organisations must now demonstrate that they manage their energy performance in a structured, auditable and effective way.

Klaas Theunissen, Energy Expert

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Management systems that work in practice

For both environmental and energy management, standards only create value when they align with an organisation’s operational reality. Sweco supports companies with a phased and targeted approach: from gap analysis and system development to training, internal audits and preparation for external audits. We deliberately build on existing processes, data and structures.

By combining regulatory knowledge with technical expertise and a deep understanding of buildings, infrastructure, data and management systems, our people help organisations manage risks and demonstrably improve performance.

Bieke Vandaele, Senior Project Manager and Environmental Coordinator A

Integrating environment and energy into a single steering instrument

Where environmental and energy management once often existed side by side, they are now increasingly converging. Energy consumption, emissions and efficiency are closely interconnected and require coherent policies and governance.

By taking an integrated approach to environmental management systems such as ISO 14001, EMAS and IED 2.0, together with ISO 50001, Sweco helps organisations develop one coherent management system that simplifies audits, reduces internal burdens and enables better decision‑making. In this way, the management system evolves from a compliance tool into a strategic steering instrument — helping organisations meet today’s requirements while being prepared for what lies ahead.

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2 medewerkers in veiligheidskledij doen een controle
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